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NDQ_010078 | what is a chemical defense associated with the first line? | a. the enzyme lysozyme, b. bacteria on the skin, c. the skin itself, d. all of the above | a | Lesson: barriers to pathogens
The Immune Systems First Line of Defense:
It is the immune systems job to protect the body. Your body has many ways to protect you from pathogens. Your bodys defenses are like a castle. The outside of a castle was protected by a moat and high walls. Inside the castle, soldiers were ready ... |
NDQ_010079 | what is a physical barrier associated with the first line? | a. tenzymes in sweat, tears, and saliva, b. hydrochloric acid, c. the skin itself, d. all of the above | c | Lesson: barriers to pathogens
The Immune Systems First Line of Defense:
It is the immune systems job to protect the body. Your body has many ways to protect you from pathogens. Your bodys defenses are like a castle. The outside of a castle was protected by a moat and high walls. Inside the castle, soldiers were ready ... |
NDQ_010140 | blood type is based on what is on the surface of a red blood cell. | a. true, b. false | a | Lesson: blood types
Blood Types:
Do you know what your blood type is? Maybe you have heard people say that they have type A or type O blood. Blood type is a way to describe the type of antigens, or proteins, on the surface of red blood cells (RBCs). There are four blood types; A, B, AB, and O. 1. Type A blood has type... |
NDQ_010141 | markers inside a red blood cell can trigger an immune response. | a. true, b. false | b | Lesson: blood types
Blood Types:
Do you know what your blood type is? Maybe you have heard people say that they have type A or type O blood. Blood type is a way to describe the type of antigens, or proteins, on the surface of red blood cells (RBCs). There are four blood types; A, B, AB, and O. 1. Type A blood has type... |
NDQ_010145 | what antibody do people with type ab blood produce? | a. anti-a antibodies, b. anti-b antibodies, c. they do not produce either anti-a or anti-b antibodies, d. anti-o antibodies | c | Lesson: blood types
Blood Types:
Do you know what your blood type is? Maybe you have heard people say that they have type A or type O blood. Blood type is a way to describe the type of antigens, or proteins, on the surface of red blood cells (RBCs). There are four blood types; A, B, AB, and O. 1. Type A blood has type... |
NDQ_010146 | a person with blood type a can receive blood from | a. a only, b. a and o, c. a and b, d. o only | b | Lesson: blood types
Blood Types:
Do you know what your blood type is? Maybe you have heard people say that they have type A or type O blood. Blood type is a way to describe the type of antigens, or proteins, on the surface of red blood cells (RBCs). There are four blood types; A, B, AB, and O. 1. Type A blood has type... |
NDQ_010147 | a person with blood type ab can receive blood from | a. ab only, b. a and b, c. ab and o, d. a, b, ab and o | c | Lesson: blood types
Blood Types:
Do you know what your blood type is? Maybe you have heard people say that they have type A or type O blood. Blood type is a way to describe the type of antigens, or proteins, on the surface of red blood cells (RBCs). There are four blood types; A, B, AB, and O. 1. Type A blood has type... |
NDQ_010148 | a person with blood type b can donate blood to types | a. b only, b. b and ab, c. o only, d. b and o | b | Lesson: blood types
Blood Types:
Do you know what your blood type is? Maybe you have heard people say that they have type A or type O blood. Blood type is a way to describe the type of antigens, or proteins, on the surface of red blood cells (RBCs). There are four blood types; A, B, AB, and O. 1. Type A blood has type... |
NDQ_010149 | a person with blood type o can donate blood to types | a. o only, b. a and b, c. ab only, d. a, b, ab and o | d | Lesson: blood types
Blood Types:
Do you know what your blood type is? Maybe you have heard people say that they have type A or type O blood. Blood type is a way to describe the type of antigens, or proteins, on the surface of red blood cells (RBCs). There are four blood types; A, B, AB, and O. 1. Type A blood has type... |
NDQ_010150 | arteries return blood-rich oxygen to the heart. | a. true, b. false | b | Lesson: blood vessels
Blood Vessels and Blood Circulation:
The blood vessels are an important part of the cardiovascular system. They connect the heart to every cell in the body. Arteries carry blood away from the heart, while veins return blood to the heart ( Figure 1.1). The right side of the heart pumps de- oxygena... |
NDQ_010151 | all arteries carry oxygen-rich blood. | a. true, b. false | b | Lesson: blood vessels
Blood Vessels and Blood Circulation:
The blood vessels are an important part of the cardiovascular system. They connect the heart to every cell in the body. Arteries carry blood away from the heart, while veins return blood to the heart ( Figure 1.1). The right side of the heart pumps de- oxygena... |
NDQ_010155 | what is the name of the largest artery? | a. the pulmonary artery, b. the aorta, c. the superior artery, d. the big artery | b | Lesson: blood vessels
Blood Vessels and Blood Circulation:
The blood vessels are an important part of the cardiovascular system. They connect the heart to every cell in the body. Arteries carry blood away from the heart, while veins return blood to the heart ( Figure 1.1). The right side of the heart pumps de- oxygena... |
NDQ_010156 | what is the name of the valve between the right ventricle and the pulmonary artery? | a. tricuspid valve, b. aortic valve, c. pulmonary valve, d. mitral valve | c | Lesson: blood vessels
Blood Vessels and Blood Circulation:
The blood vessels are an important part of the cardiovascular system. They connect the heart to every cell in the body. Arteries carry blood away from the heart, while veins return blood to the heart ( Figure 1.1). The right side of the heart pumps de- oxygena... |
NDQ_010157 | which occurs during the pulmonary cycle? | a. red blood cells release carbon dioxide and pick up oxygen, b. oxygen-poor leaves the right ventricle through the pulmonary arteries, c. oxygen-rich blood returns to the heart through the pulmonary veins, d. all of the above are part of the pulmonary cycle | d | Lesson: blood vessels
Blood Vessels and Blood Circulation:
The blood vessels are an important part of the cardiovascular system. They connect the heart to every cell in the body. Arteries carry blood away from the heart, while veins return blood to the heart ( Figure 1.1). The right side of the heart pumps de- oxygena... |
NDQ_010158 | where does gas exchange occur? | a. gas exchange occurs between cells and the blood across the thin walls of, b. gas exchange occurs between cells and the blood across veins and arteries, c. gas exchange occurs between cells and the blood across the pulmonary artery, d. all of the above | a | Lesson: blood vessels
Blood Vessels and Blood Circulation:
The blood vessels are an important part of the cardiovascular system. They connect the heart to every cell in the body. Arteries carry blood away from the heart, while veins return blood to the heart ( Figure 1.1). The right side of the heart pumps de- oxygena... |
NDQ_010159 | which blood vessel returns oxygen from the body to the heart? | a. the superior vena cava, b. the inferior vena cava, c. the aorta, d. the inferior artery | b | Lesson: blood vessels
Blood Vessels and Blood Circulation:
The blood vessels are an important part of the cardiovascular system. They connect the heart to every cell in the body. Arteries carry blood away from the heart, while veins return blood to the heart ( Figure 1.1). The right side of the heart pumps de- oxygena... |
NDQ_010160 | most vertebrates are bony fish. | a. true, b. false | a | Lesson: bony fish
Bony Fish:
There are about 27,000 species of bony fish ( Figure 1.1), which are divided into two classes: ray-finned fish and lobe-finned fish. Most bony fish are ray-finned. These thin fins consist of webs of skin over flexible spines. Lobe- finned fish, on the other hand, have fins that resemble st... |
NDQ_010161 | the lobe-finned fish have fins that seem like appendages. | a. true, b. false | a | Lesson: bony fish
Bony Fish:
There are about 27,000 species of bony fish ( Figure 1.1), which are divided into two classes: ray-finned fish and lobe-finned fish. Most bony fish are ray-finned. These thin fins consist of webs of skin over flexible spines. Lobe- finned fish, on the other hand, have fins that resemble st... |
NDQ_010165 | amphibians evolved from fish. what type of fish was the ancestor of amphibians? | a. ray-finned fish, b. lobe-finned fish, c. cartilaginous fish, d. hagfish | b | Lesson: bony fish
Bony Fish:
There are about 27,000 species of bony fish ( Figure 1.1), which are divided into two classes: ray-finned fish and lobe-finned fish. Most bony fish are ray-finned. These thin fins consist of webs of skin over flexible spines. Lobe- finned fish, on the other hand, have fins that resemble st... |
NDQ_010166 | what is the role of the swim bladder? | a. allows the fish to breathe without having to swim, b. stores oxygen that supports the fins, c. helps the fish create a balance between sinking and floating, d. stores urine prior to release by the fish | c | Lesson: bony fish
Bony Fish:
There are about 27,000 species of bony fish ( Figure 1.1), which are divided into two classes: ray-finned fish and lobe-finned fish. Most bony fish are ray-finned. These thin fins consist of webs of skin over flexible spines. Lobe- finned fish, on the other hand, have fins that resemble st... |
NDQ_010167 | what are the types of living lobe-finned fish? | a. the long-bodied oarfish and the lungfish, b. the coelacanths and the ocean sunfish, c. the coelacanths and the lungfish, d. the atlantic blue marlin, the black marlin, and the sturgeon | c | Lesson: bony fish
Bony Fish:
There are about 27,000 species of bony fish ( Figure 1.1), which are divided into two classes: ray-finned fish and lobe-finned fish. Most bony fish are ray-finned. These thin fins consist of webs of skin over flexible spines. Lobe- finned fish, on the other hand, have fins that resemble st... |
NDQ_010168 | roles of bones in bony fish include which of the following? | a. for general protection and support, b. as places of attachment for muscles, c. to protect the fishs brain, d. all of the above | d | Lesson: bony fish
Bony Fish:
There are about 27,000 species of bony fish ( Figure 1.1), which are divided into two classes: ray-finned fish and lobe-finned fish. Most bony fish are ray-finned. These thin fins consist of webs of skin over flexible spines. Lobe- finned fish, on the other hand, have fins that resemble st... |
NDQ_010169 | most fish are what type? | a. jawless fish, b. cartilaginous fish, c. ray-finned fish, d. lobe-finned fish | c | Lesson: bony fish
Bony Fish:
There are about 27,000 species of bony fish ( Figure 1.1), which are divided into two classes: ray-finned fish and lobe-finned fish. Most bony fish are ray-finned. These thin fins consist of webs of skin over flexible spines. Lobe- finned fish, on the other hand, have fins that resemble st... |
NDQ_010170 | cancer is a disease of uncontrolled cell division. | a. true, b. false | a | Lesson: cancer
Cancer:
Cancer is a disease that causes cells to divide out of control. Normally, the body has systems that prevent cells from dividing out of control. But in the case of cancer, these systems fail. Cancer is usually caused by mutations. Mutations are random errors in genes. Mutations that lead to cance... |
NDQ_010171 | any mutation can lead to cancer. | a. true, b. false | b | Lesson: cancer
Cancer:
Cancer is a disease that causes cells to divide out of control. Normally, the body has systems that prevent cells from dividing out of control. But in the case of cancer, these systems fail. Cancer is usually caused by mutations. Mutations are random errors in genes. Mutations that lead to cance... |
NDQ_010175 | warning signs of cancer include | a. a lump in the breast or elsewhere, b. a persistent cough, c. changes in the color or size of a wart or mole, d. all of the above | d | Lesson: cancer
Cancer:
Cancer is a disease that causes cells to divide out of control. Normally, the body has systems that prevent cells from dividing out of control. But in the case of cancer, these systems fail. Cancer is usually caused by mutations. Mutations are random errors in genes. Mutations that lead to cance... |
NDQ_010176 | what is the leading cause of skin caner? | a. radon, b. uv radiation, c. the human papilloma virus, d. smoking | b | Lesson: cancer
Cancer:
Cancer is a disease that causes cells to divide out of control. Normally, the body has systems that prevent cells from dividing out of control. But in the case of cancer, these systems fail. Cancer is usually caused by mutations. Mutations are random errors in genes. Mutations that lead to cance... |
NDQ_010177 | what is the main source of chemical carcinogens? | a. asbestos, b. nicotine, c. tobacco smoke, d. sunlight | c | Lesson: cancer
Cancer:
Cancer is a disease that causes cells to divide out of control. Normally, the body has systems that prevent cells from dividing out of control. But in the case of cancer, these systems fail. Cancer is usually caused by mutations. Mutations are random errors in genes. Mutations that lead to cance... |
NDQ_010178 | smoking tobacco increases the risk of | a. lung, mouth, throat, and bladder cancer, b. lung, mouth, tongue, and liver cancer, c. lung, mouth, stomach, and bone cancer, d. lung, mouth, throat, and neck cancer | a | Lesson: cancer
Cancer:
Cancer is a disease that causes cells to divide out of control. Normally, the body has systems that prevent cells from dividing out of control. But in the case of cancer, these systems fail. Cancer is usually caused by mutations. Mutations are random errors in genes. Mutations that lead to cance... |
NDQ_010179 | what is the most common cancer in children? | a. blood cancer, b. leukemia, c. skin cancer, d. brain cancer | b | Lesson: cancer
Cancer:
Cancer is a disease that causes cells to divide out of control. Normally, the body has systems that prevent cells from dividing out of control. But in the case of cancer, these systems fail. Cancer is usually caused by mutations. Mutations are random errors in genes. Mutations that lead to cance... |
NDQ_010180 | the heart has coronary arteries that supply it with oxygen. | a. true, b. false | a | Lesson: cardiovascular diseases
Cardiovascular Diseases:
A cardiovascular disease (CVD) is any disease that affects the cardiovascular system. But the term is usually used to describe diseases that are linked to atherosclerosis. Atherosclerosis ( Figure 1.1) is an inflammation of the walls of arteries that causes swel... |
NDQ_010181 | currently dead cardiac muscle cannot be replaced. | a. true, b. false | a | Lesson: cardiovascular diseases
Cardiovascular Diseases:
A cardiovascular disease (CVD) is any disease that affects the cardiovascular system. But the term is usually used to describe diseases that are linked to atherosclerosis. Atherosclerosis ( Figure 1.1) is an inflammation of the walls of arteries that causes swel... |
NDQ_010185 | risk factors for a stroke include | a. low blood pressure, high cholesterol and smoking, b. high blood pressure, low cholesterol and smoking, c. high blood pressure, high cholesterol and smoking, d. old age, diabetes and cancer | c | Lesson: cardiovascular diseases
Cardiovascular Diseases:
A cardiovascular disease (CVD) is any disease that affects the cardiovascular system. But the term is usually used to describe diseases that are linked to atherosclerosis. Atherosclerosis ( Figure 1.1) is an inflammation of the walls of arteries that causes swel... |
NDQ_010186 | what are three foods you should eat in small amounts to lower your risk of heart disease? | a. fresh or frozen fruits and vegetables and lean meats, b. frozen dinners, hot dogs and butter, c. meat, eggs and vegetables, d. vegetable oils, dark chocolate and butter | b | Lesson: cardiovascular diseases
Cardiovascular Diseases:
A cardiovascular disease (CVD) is any disease that affects the cardiovascular system. But the term is usually used to describe diseases that are linked to atherosclerosis. Atherosclerosis ( Figure 1.1) is an inflammation of the walls of arteries that causes swel... |
NDQ_010187 | what is atherosclerosis? | a. inflammation of the walls of arteries that causes swelling and a buildup of, b. inflammation of the walls of veins that causes swelling and a buildup plaque, c. a buildup of plaque, d. inflammation of the walls of arteries | a | Lesson: cardiovascular diseases
Cardiovascular Diseases:
A cardiovascular disease (CVD) is any disease that affects the cardiovascular system. But the term is usually used to describe diseases that are linked to atherosclerosis. Atherosclerosis ( Figure 1.1) is an inflammation of the walls of arteries that causes swel... |
NDQ_010188 | if cardiac muscle is starved of oxygen for more than _________, it will die. | a. 1 minute, b. 5 seconds, c. 5 minutes, d. 10 minutes | c | Lesson: cardiovascular diseases
Cardiovascular Diseases:
A cardiovascular disease (CVD) is any disease that affects the cardiovascular system. But the term is usually used to describe diseases that are linked to atherosclerosis. Atherosclerosis ( Figure 1.1) is an inflammation of the walls of arteries that causes swel... |
NDQ_010189 | plaque is made of | a. platelets, cholesterol, calcium and connective tissue, b. cell pieces and cholesterol, c. cell pieces, fatty substances, calcium, and connective tissue, d. sodium, calcium, fat, and tobacco | c | Lesson: cardiovascular diseases
Cardiovascular Diseases:
A cardiovascular disease (CVD) is any disease that affects the cardiovascular system. But the term is usually used to describe diseases that are linked to atherosclerosis. Atherosclerosis ( Figure 1.1) is an inflammation of the walls of arteries that causes swel... |
NDQ_010190 | hormones travel around your body in your blood. | a. true, b. false | a | Lesson: cardiovascular system
Functions of the Cardiovascular System:
Your cardiovascular system has many jobs. At times the cardiovascular system can work like a pump, a heating system, or even a postal carrier. To do these tasks, your cardiovascular system works with other organ systems, such as the respiratory, end... |
NDQ_010191 | the cardiovascular system removes oxygen from your cells. | a. true, b. false | b | Lesson: cardiovascular system
Functions of the Cardiovascular System:
Your cardiovascular system has many jobs. At times the cardiovascular system can work like a pump, a heating system, or even a postal carrier. To do these tasks, your cardiovascular system works with other organ systems, such as the respiratory, end... |
NDQ_010195 | oxygen diffusing into the blood involves which two organ systems? | a. the cardiovascular and the endocrine systems, b. the cardiovascular and the respiratory systems, c. the cardiovascular and the nervous systems, d. the endocrine and the respiratory systems | b | Lesson: cardiovascular system
Functions of the Cardiovascular System:
Your cardiovascular system has many jobs. At times the cardiovascular system can work like a pump, a heating system, or even a postal carrier. To do these tasks, your cardiovascular system works with other organ systems, such as the respiratory, end... |
NDQ_010196 | what is the effect of adrenaline on the heart? | a. adrenaline increases the heart rate, b. adrenaline decreases the heart rate, c. adrenaline has no effect on the heart rate, d. adrenaline maintains the hearts temperature | a | Lesson: cardiovascular system
Functions of the Cardiovascular System:
Your cardiovascular system has many jobs. At times the cardiovascular system can work like a pump, a heating system, or even a postal carrier. To do these tasks, your cardiovascular system works with other organ systems, such as the respiratory, end... |
NDQ_010197 | which statement describes the movement of oxygen-rich blood? | a. veins carry oxygen-rich blood away from the heart, b. arteries carry oxygen-rich blood away from the heart, c. arteries carry oxygen-rich blood back to the heart, d. none of the above | b | Lesson: cardiovascular system
Functions of the Cardiovascular System:
Your cardiovascular system has many jobs. At times the cardiovascular system can work like a pump, a heating system, or even a postal carrier. To do these tasks, your cardiovascular system works with other organ systems, such as the respiratory, end... |
NDQ_010198 | what are examples of cardio activities? | a. rowing and running, b. biking, c. swimming and skiing (cross-country), d. all of the above are cardio activities | d | Lesson: cardiovascular system
Functions of the Cardiovascular System:
Your cardiovascular system has many jobs. At times the cardiovascular system can work like a pump, a heating system, or even a postal carrier. To do these tasks, your cardiovascular system works with other organ systems, such as the respiratory, end... |
NDQ_010199 | what is the main function of the cardiovascular system? | a. the main function of the cardiovascular system is to deliver carbon dioxide to each of your cells, b. the main function of the cardiovascular system is to remove oxygen from each of your cells, c. the main function of the cardiovascular system is to deliver oxygen to each, d. the main function of the cardiovascular ... | c | Lesson: cardiovascular system
Functions of the Cardiovascular System:
Your cardiovascular system has many jobs. At times the cardiovascular system can work like a pump, a heating system, or even a postal carrier. To do these tasks, your cardiovascular system works with other organ systems, such as the respiratory, end... |
NDQ_010200 | smoking is one of the biggest risk factors for cardiovascular disease. | a. true, b. false | a | Lesson: cardiovascular system health
Keeping Your Cardiovascular System Healthy:
There are many risk factors that can cause a person to develop cardiovascular disease. A risk factor is anything that is linked to an increased chance of developing a disease. Some of the risk factors for cardiovascular disease you cannot... |
NDQ_010201 | the older a person is, the greater their chance of developing a cardiovascular disease. | a. true, b. false | a | Lesson: cardiovascular system health
Keeping Your Cardiovascular System Healthy:
There are many risk factors that can cause a person to develop cardiovascular disease. A risk factor is anything that is linked to an increased chance of developing a disease. Some of the risk factors for cardiovascular disease you cannot... |
NDQ_010205 | what is the best way to reduce the risk of heart disease? | a. having low cholesterol levels, b. getting plenty of exercise, c. not smoking, d. eating properly | c | Lesson: cardiovascular system health
Keeping Your Cardiovascular System Healthy:
There are many risk factors that can cause a person to develop cardiovascular disease. A risk factor is anything that is linked to an increased chance of developing a disease. Some of the risk factors for cardiovascular disease you cannot... |
NDQ_010206 | poor eating habits can result in | a. high cholesterol levels, b. cardiovascular disease, c. obesity, d. all of the above | d | Lesson: cardiovascular system health
Keeping Your Cardiovascular System Healthy:
There are many risk factors that can cause a person to develop cardiovascular disease. A risk factor is anything that is linked to an increased chance of developing a disease. Some of the risk factors for cardiovascular disease you cannot... |
NDQ_010207 | too much ldl cholesterol can lead to | a. atherosclerosis, b. a heart attack, c. a stroke, d. all of the above | d | Lesson: cardiovascular system health
Keeping Your Cardiovascular System Healthy:
There are many risk factors that can cause a person to develop cardiovascular disease. A risk factor is anything that is linked to an increased chance of developing a disease. Some of the risk factors for cardiovascular disease you cannot... |
NDQ_010208 | which risk factor strains the cardiovascular system? | a. high cholesterol levels, b. high blood pressure, c. high tobacco use, d. high age | b | Lesson: cardiovascular system health
Keeping Your Cardiovascular System Healthy:
There are many risk factors that can cause a person to develop cardiovascular disease. A risk factor is anything that is linked to an increased chance of developing a disease. Some of the risk factors for cardiovascular disease you cannot... |
NDQ_010209 | to reduce the risk of disease, you should be active for at least | a. 30 minutes a day, three days a week, b. 30 minutes a day, five days a week, c. 60 minutes a day, five days a week, d. 60 minutes a day, three days a week | c | Lesson: cardiovascular system health
Keeping Your Cardiovascular System Healthy:
There are many risk factors that can cause a person to develop cardiovascular disease. A risk factor is anything that is linked to an increased chance of developing a disease. Some of the risk factors for cardiovascular disease you cannot... |
NDQ_010210 | the cartilaginous are the first fish with a bony skeleton. | a. true, b. false | b | Lesson: cartilaginous fish
Cartilaginous Fish:
The 1,000 or so species of cartilaginous fish are subdivided into two subclasses: the first includes sharks, rays, and skates; the second includes chimaera, sometimes called ghost sharks. Fish from this group range in size from the dwarf lanternshark, at 6.3 inches, to th... |
NDQ_010211 | the cartilaginous fish are the first fish with jaws. | a. true, b. false | a | Lesson: cartilaginous fish
Cartilaginous Fish:
The 1,000 or so species of cartilaginous fish are subdivided into two subclasses: the first includes sharks, rays, and skates; the second includes chimaera, sometimes called ghost sharks. Fish from this group range in size from the dwarf lanternshark, at 6.3 inches, to th... |
NDQ_010215 | which of the following are characteristics of cartilaginous fish? | a. a two-chamber heart, b. paired fins, c. paired nostrils, d. all of the above | d | Lesson: cartilaginous fish
Cartilaginous Fish:
The 1,000 or so species of cartilaginous fish are subdivided into two subclasses: the first includes sharks, rays, and skates; the second includes chimaera, sometimes called ghost sharks. Fish from this group range in size from the dwarf lanternshark, at 6.3 inches, to th... |
NDQ_010216 | some sharks have ovoviviparous reproduction. what is ovoviviparous reproduction? | a. when the egg is laid after fertilization, b. when the egg is laid and fertilized externally, c. when the baby is born alive, d. none of the above | c | Lesson: cartilaginous fish
Cartilaginous Fish:
The 1,000 or so species of cartilaginous fish are subdivided into two subclasses: the first includes sharks, rays, and skates; the second includes chimaera, sometimes called ghost sharks. Fish from this group range in size from the dwarf lanternshark, at 6.3 inches, to th... |
NDQ_010217 | what are two ways sharks can be distinguished? | a. the number of gill slits and the type of teeth, b. the number of fins and their body shape, c. the type of fins and their activity at night, d. all of the above are ways to distinguish sharks | d | Lesson: cartilaginous fish
Cartilaginous Fish:
The 1,000 or so species of cartilaginous fish are subdivided into two subclasses: the first includes sharks, rays, and skates; the second includes chimaera, sometimes called ghost sharks. Fish from this group range in size from the dwarf lanternshark, at 6.3 inches, to th... |
NDQ_010218 | what are barbells in sharks? | a. muscles around the jaws that allow for rapid contraction, b. whisker-like organs that help sharks sense predators, c. whisker-like organs that sense the environment to help the sharks find food, d. organ that produces red blood cells | c | Lesson: cartilaginous fish
Cartilaginous Fish:
The 1,000 or so species of cartilaginous fish are subdivided into two subclasses: the first includes sharks, rays, and skates; the second includes chimaera, sometimes called ghost sharks. Fish from this group range in size from the dwarf lanternshark, at 6.3 inches, to th... |
NDQ_010219 | what is leydigs organ? | a. the organ that helps sharks and rays sense predators, b. the organ that produces red blood cells, c. the organ that helps sharks and rays find food,, d. the organ that replaces lost teeth | b | Lesson: cartilaginous fish
Cartilaginous Fish:
The 1,000 or so species of cartilaginous fish are subdivided into two subclasses: the first includes sharks, rays, and skates; the second includes chimaera, sometimes called ghost sharks. Fish from this group range in size from the dwarf lanternshark, at 6.3 inches, to th... |
NDQ_010280 | the main reason you need to eat is to get energy. | a. true, b. false | a | Lesson: cellular respiration
What is Cellular Respiration:
How does the food you eat provide energy? When you need a quick boost of energy, you might reach for an apple or a candy bar. But cells do not "eat" apples or candy bars; these foods need to be broken down so that cells can use them. Through the process of cel... |
NDQ_010281 | cellular respiration can be described as the reverse or opposite of photosynthesis. | a. true, b. false | a | Lesson: cellular respiration
What is Cellular Respiration:
How does the food you eat provide energy? When you need a quick boost of energy, you might reach for an apple or a candy bar. But cells do not "eat" apples or candy bars; these foods need to be broken down so that cells can use them. Through the process of cel... |
NDQ_010285 | which of the following supplies your body with energy? | a. sunlight, b. food, c. carbon dioxide, d. all of the above | b | Lesson: cellular respiration
What is Cellular Respiration:
How does the food you eat provide energy? When you need a quick boost of energy, you might reach for an apple or a candy bar. But cells do not "eat" apples or candy bars; these foods need to be broken down so that cells can use them. Through the process of cel... |
NDQ_010286 | the process of obtaining energy from food is | a. photosynthesis, b. cellular respiration, c. glucose, d. atp | b | Lesson: cellular respiration
What is Cellular Respiration:
How does the food you eat provide energy? When you need a quick boost of energy, you might reach for an apple or a candy bar. But cells do not "eat" apples or candy bars; these foods need to be broken down so that cells can use them. Through the process of cel... |
NDQ_010287 | which best summarizes cellular respiration? | a. carbon dioxide + water glucose + oxygen, b. carbon dioxide + oxygen glucose + water, c. glucose + water carbon dioxide + oxygen, d. glucose + oxygen carbon dioxide + water | d | Lesson: cellular respiration
What is Cellular Respiration:
How does the food you eat provide energy? When you need a quick boost of energy, you might reach for an apple or a candy bar. But cells do not "eat" apples or candy bars; these foods need to be broken down so that cells can use them. Through the process of cel... |
NDQ_010288 | essentially, what occurs during cellular respiration? | a. energy is released from glucose, b. atp is formed from glucose and oxygen, c. the energy stored in carbon dioxide is converted into glucose, d. the energy stored in glucose is converted into atp | d | Lesson: cellular respiration
What is Cellular Respiration:
How does the food you eat provide energy? When you need a quick boost of energy, you might reach for an apple or a candy bar. But cells do not "eat" apples or candy bars; these foods need to be broken down so that cells can use them. Through the process of cel... |
NDQ_010289 | which of the following is a polysaccharide? | a. atp, b. glucose, c. starch, d. carbon dioxide | c | Lesson: cellular respiration
What is Cellular Respiration:
How does the food you eat provide energy? When you need a quick boost of energy, you might reach for an apple or a candy bar. But cells do not "eat" apples or candy bars; these foods need to be broken down so that cells can use them. Through the process of cel... |
NDQ_010300 | the brain, spinal cord and adjoining nerves make up the central nervous system. | a. true, b. false | b | Lesson: central nervous system
The Central Nervous System:
The central nervous system (CNS) ( Figure 1.1) is the largest part of the nervous system. It includes the brain and the spinal cord. The bony skull protects the brain. The spinal cord is protected within the bones of the spine, which are called vertebrae.
Th... |
NDQ_010301 | the brain contains up to 100,000,000,000 neurons. | a. true, b. false | a | Lesson: central nervous system
The Central Nervous System:
The central nervous system (CNS) ( Figure 1.1) is the largest part of the nervous system. It includes the brain and the spinal cord. The bony skull protects the brain. The spinal cord is protected within the bones of the spine, which are called vertebrae.
Th... |
NDQ_010305 | what part of the brain controls breathing, heartbeat, and digestion? | a. the cerebrum, b. the cerebellum, c. the brain stem, d. the corpus callosum | c | Lesson: central nervous system
The Central Nervous System:
The central nervous system (CNS) ( Figure 1.1) is the largest part of the nervous system. It includes the brain and the spinal cord. The bony skull protects the brain. The spinal cord is protected within the bones of the spine, which are called vertebrae.
Th... |
NDQ_010306 | what part of the brain controls voluntary movements? | a. the cerebrum, b. the cerebellum, c. the brain stem, d. the corpus callosum | a | Lesson: central nervous system
The Central Nervous System:
The central nervous system (CNS) ( Figure 1.1) is the largest part of the nervous system. It includes the brain and the spinal cord. The bony skull protects the brain. The spinal cord is protected within the bones of the spine, which are called vertebrae.
Th... |
NDQ_010307 | which part of the brain controls thinking? | a. the frontal lobe, b. the parietal lobe, c. the temporal lobe, d. the occipital lobe | a | Lesson: central nervous system
The Central Nervous System:
The central nervous system (CNS) ( Figure 1.1) is the largest part of the nervous system. It includes the brain and the spinal cord. The bony skull protects the brain. The spinal cord is protected within the bones of the spine, which are called vertebrae.
Th... |
NDQ_010308 | which part of the brain controls the sense of smell? | a. the frontal lobe, b. the parietal lobe, c. the temporal lobe, d. the occipital lobe | c | Lesson: central nervous system
The Central Nervous System:
The central nervous system (CNS) ( Figure 1.1) is the largest part of the nervous system. It includes the brain and the spinal cord. The bony skull protects the brain. The spinal cord is protected within the bones of the spine, which are called vertebrae.
Th... |
NDQ_010309 | what connects the right side of the brain to the left side? | a. nerves, b. the frontal lobe, c. the brain stem, d. the corpus callosum | d | Lesson: central nervous system
The Central Nervous System:
The central nervous system (CNS) ( Figure 1.1) is the largest part of the nervous system. It includes the brain and the spinal cord. The bony skull protects the brain. The spinal cord is protected within the bones of the spine, which are called vertebrae.
Th... |
NDQ_010320 | the difference between a hydrogen atom and a helium atom is one proton. | a. true, b. false | a | Lesson: chemistry of life
The Elements:
If you pull a flower petal from a plant and break it in half, and then take that piece and break it in half again, and take the next piece and break it half, and so on, and so on, until you cannot even see the flower anymore, what do you think you will find? We know that the flo... |
NDQ_010321 | matter is anything that takes up space and has mass. | a. true, b. false | a | Lesson: chemistry of life
The Elements:
If you pull a flower petal from a plant and break it in half, and then take that piece and break it in half again, and take the next piece and break it half, and so on, and so on, until you cannot even see the flower anymore, what do you think you will find? We know that the flo... |
NDQ_010325 | which of the following is a molecule and a compound? | a. o2, b. h2o, c. h2, d. n2 | c | Lesson: chemistry of life
The Elements:
If you pull a flower petal from a plant and break it in half, and then take that piece and break it in half again, and take the next piece and break it half, and so on, and so on, until you cannot even see the flower anymore, what do you think you will find? We know that the flo... |
NDQ_010326 | who developed the periodic table? | a. gregor mendel, b. dmitri mendel, c. charles darwin, d. dmitri mendeleev | b | Lesson: chemistry of life
The Elements:
If you pull a flower petal from a plant and break it in half, and then take that piece and break it in half again, and take the next piece and break it half, and so on, and so on, until you cannot even see the flower anymore, what do you think you will find? We know that the flo... |
NDQ_010327 | the helium atom has 2 protons, 2 electrons and 2 neutrons. what is its atomic number? | a. 2, b. 4, c. 6, d. 8 | a | Lesson: chemistry of life
The Elements:
If you pull a flower petal from a plant and break it in half, and then take that piece and break it in half again, and take the next piece and break it half, and so on, and so on, until you cannot even see the flower anymore, what do you think you will find? We know that the flo... |
NDQ_010328 | lithium (li) has similar properties to what other element? | a. he, b. na, c. c, d. o | b | Lesson: chemistry of life
The Elements:
If you pull a flower petal from a plant and break it in half, and then take that piece and break it in half again, and take the next piece and break it half, and so on, and so on, until you cannot even see the flower anymore, what do you think you will find? We know that the flo... |
NDQ_010329 | which of the following is an element? | a. o, b. o2, c. h2o, d. co2 | a | Lesson: chemistry of life
The Elements:
If you pull a flower petal from a plant and break it in half, and then take that piece and break it in half again, and take the next piece and break it half, and so on, and so on, until you cannot even see the flower anymore, what do you think you will find? We know that the flo... |
NDQ_010350 | chromosomal mutations usually happen when the organism is forming. | a. true, b. false | b | Lesson: chromosomal disorders
Chromosomal Disorders:
Some children are born with genetic defects that are not carried by a single gene. Instead, an error in a larger part of the chromosome or even in an entire chromosome causes the disorder. Usually the error happens when the egg or sperm is forming. Having extra chro... |
NDQ_010351 | down syndrome people have 47 chromosomes. | a. true, b. false | a | Lesson: chromosomal disorders
Chromosomal Disorders:
Some children are born with genetic defects that are not carried by a single gene. Instead, an error in a larger part of the chromosome or even in an entire chromosome causes the disorder. Usually the error happens when the egg or sperm is forming. Having extra chro... |
NDQ_010355 | down syndromw is also known as | a. trisomy 2, b. trisomy 20, c. trisomy 21, d. trisomy 22 | a | Lesson: chromosomal disorders
Chromosomal Disorders:
Some children are born with genetic defects that are not carried by a single gene. Instead, an error in a larger part of the chromosome or even in an entire chromosome causes the disorder. Usually the error happens when the egg or sperm is forming. Having extra chro... |
NDQ_010356 | what is the genotype of males with klinefelter syndrome? | a. yyy, b. xyy, c. xxy, d. xxx | c | Lesson: chromosomal disorders
Chromosomal Disorders:
Some children are born with genetic defects that are not carried by a single gene. Instead, an error in a larger part of the chromosome or even in an entire chromosome causes the disorder. Usually the error happens when the egg or sperm is forming. Having extra chro... |
NDQ_010357 | cri du chat individuals have an extra part of chromosome | a. 1, b. 5, c. 15, d. 25 | b | Lesson: chromosomal disorders
Chromosomal Disorders:
Some children are born with genetic defects that are not carried by a single gene. Instead, an error in a larger part of the chromosome or even in an entire chromosome causes the disorder. Usually the error happens when the egg or sperm is forming. Having extra chro... |
NDQ_010358 | a normal genotype can be described as 46, xx (or 46, xy). turner syndrome can be described as 45, x. what would this refer to? | a. one less autosome, b. one less sex chromsome, c. one more sex chromosome, d. only 1 chromosome | b | Lesson: chromosomal disorders
Chromosomal Disorders:
Some children are born with genetic defects that are not carried by a single gene. Instead, an error in a larger part of the chromosome or even in an entire chromosome causes the disorder. Usually the error happens when the egg or sperm is forming. Having extra chro... |
NDQ_010359 | what are the sex chromosomes in a female with klinefelter syndrome? | a. xxx, b. xxy, c. xyy, d. females do not get klinefelter syndrome, so the sex chromosomes are xx | d | Lesson: chromosomal disorders
Chromosomal Disorders:
Some children are born with genetic defects that are not carried by a single gene. Instead, an error in a larger part of the chromosome or even in an entire chromosome causes the disorder. Usually the error happens when the egg or sperm is forming. Having extra chro... |
NDQ_010360 | the lymphatic system is a closed circulatory system. | a. true, b. false | b | Lesson: circulation and the lymphatic system
The Lymphatic System and Circulation:
The lymphatic system is a network of vessels and tissues that carry a clear fluid called lymph. The lymphatic system ( Figure 1.1) spreads all around the body and filters and cleans the lymph of any debris, abnormal cells, or pathogens.... |
NDQ_010361 | the heart pumps lymph throughout the lymphatic system. | a. true, b. false | b | Lesson: circulation and the lymphatic system
The Lymphatic System and Circulation:
The lymphatic system is a network of vessels and tissues that carry a clear fluid called lymph. The lymphatic system ( Figure 1.1) spreads all around the body and filters and cleans the lymph of any debris, abnormal cells, or pathogens.... |
NDQ_010365 | the lymphatic system works with the __________ system to protect your body. | a. cardiovascular, b. endocrine, c. immune, d. all of the above | c | Lesson: circulation and the lymphatic system
The Lymphatic System and Circulation:
The lymphatic system is a network of vessels and tissues that carry a clear fluid called lymph. The lymphatic system ( Figure 1.1) spreads all around the body and filters and cleans the lymph of any debris, abnormal cells, or pathogens.... |
NDQ_010366 | what part of the lymphatic system acts as a trap for foreign particles? | a. the lymph, b. the lymph nodes, c. the thymus gland, d. the blood | a | Lesson: circulation and the lymphatic system
The Lymphatic System and Circulation:
The lymphatic system is a network of vessels and tissues that carry a clear fluid called lymph. The lymphatic system ( Figure 1.1) spreads all around the body and filters and cleans the lymph of any debris, abnormal cells, or pathogens.... |
NDQ_010367 | the lymphatic system helps return fluid to the | a. immune system, b. endocrine system, c. circulatory system, d. respiratory system | c | Lesson: circulation and the lymphatic system
The Lymphatic System and Circulation:
The lymphatic system is a network of vessels and tissues that carry a clear fluid called lymph. The lymphatic system ( Figure 1.1) spreads all around the body and filters and cleans the lymph of any debris, abnormal cells, or pathogens.... |
NDQ_010368 | about how many lymph nodes are in a typical adult? | a. 50, b. 100, c. 500, d. 1000 | a | Lesson: circulation and the lymphatic system
The Lymphatic System and Circulation:
The lymphatic system is a network of vessels and tissues that carry a clear fluid called lymph. The lymphatic system ( Figure 1.1) spreads all around the body and filters and cleans the lymph of any debris, abnormal cells, or pathogens.... |
NDQ_010369 | what is the role of the spleen? | a. to make t cells, b. to filter the blood, c. to return blood to the circulatory system, d. to fight pathogens | b | Lesson: circulation and the lymphatic system
The Lymphatic System and Circulation:
The lymphatic system is a network of vessels and tissues that carry a clear fluid called lymph. The lymphatic system ( Figure 1.1) spreads all around the body and filters and cleans the lymph of any debris, abnormal cells, or pathogens.... |
NDQ_010410 | the products of cellular respiration are the reactants of photosynthesis. | a. true, b. false | a | Lesson: connecting cellular respiration and photosynthesis
Connecting Cellular Respiration and Photosynthesis:
Photosynthesis and cellular respiration are connected through an important relationship. This relationship enables life to survive as we know it. The products of one process are the reactants of the other. No... |
NDQ_010411 | cellular respiration and photosynthesis are important processes in the recycling of carbon. | a. true, b. false | a | Lesson: connecting cellular respiration and photosynthesis
Connecting Cellular Respiration and Photosynthesis:
Photosynthesis and cellular respiration are connected through an important relationship. This relationship enables life to survive as we know it. The products of one process are the reactants of the other. No... |
NDQ_010415 | what is needed by our cells to allow aerobic cellular respiration to proceed? | a. oxygen, b. water, c. atp, d. carbon dioxide | a | Lesson: connecting cellular respiration and photosynthesis
Connecting Cellular Respiration and Photosynthesis:
Photosynthesis and cellular respiration are connected through an important relationship. This relationship enables life to survive as we know it. The products of one process are the reactants of the other. No... |
NDQ_010416 | which statement is not true concerning photosynthesis? | a. photosynthesis occurs in the chloroplast, b. light energy from the sun changes to chemical energy in glucose, c. chemical energy in glucose is converted to chemical energy in atp, d. light energy is used to make glucose and oxygen | c | Lesson: connecting cellular respiration and photosynthesis
Connecting Cellular Respiration and Photosynthesis:
Photosynthesis and cellular respiration are connected through an important relationship. This relationship enables life to survive as we know it. The products of one process are the reactants of the other. No... |
NDQ_010417 | which statement is not true concerning cellular respiration? | a. cellular respiration occurs in the mitochondria, b. carbon dioxide is formed, and the it can be used in photosynthesis, c. chemical energy in glucose is converted to chemical energy in atp, d. light energy is used to make atp | d | Lesson: connecting cellular respiration and photosynthesis
Connecting Cellular Respiration and Photosynthesis:
Photosynthesis and cellular respiration are connected through an important relationship. This relationship enables life to survive as we know it. The products of one process are the reactants of the other. No... |
NDQ_010418 | what is an outcome from a lack of oxygen? | a. much less atp is produced, b. much less glucose is produced, c. much less water is used, d. all of the above | a | Lesson: connecting cellular respiration and photosynthesis
Connecting Cellular Respiration and Photosynthesis:
Photosynthesis and cellular respiration are connected through an important relationship. This relationship enables life to survive as we know it. The products of one process are the reactants of the other. No... |
NDQ_010459 | in type 1 diabetes, the pancreas produces defective insulin. | a. true, b. false | b | Lesson: diabetes
Diabetes:
Diabetes is a non-infectious disease in which the body is unable to control the amount of sugar in the blood. People with diabetes have high blood sugar, either because their bodies do not produce enough insulin, or because their cells do not respond to insulin. Insulin is a hormone that hel... |
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