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NDQ_007816 | Which factors are associated with an increased risk of cardiovascular diseases? | a. older age, b. female gender, c. low blood pressure, d. two of the above | a | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007818 | __chamber of the heart that pumps blood out of the heart to the lungs | a. right atrium, b. pacemaker, c. left ventricle, d. heart attack, e. right ventricle, f. left atrium, g. coronary heart disease | e | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007820 | __cluster of cells in the heart that control contractions of cardiac muscles | a. right atrium, b. pacemaker, c. left ventricle, d. heart attack, e. right ventricle, f. left atrium, g. coronary heart disease | b | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007828 | Blood in the pulmonary circulation passes through the right and left atria. | a. true, b. false | a | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007829 | Each time the heart beats, the ventricles contract first, followed by the atria. | a. true, b. false | b | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007831 | Veins must have muscular walls to withstand the pressure of blood pumped by the heart. | a. true, b. false | b | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007834 | Arteries generally carry oxygen-rich blood. | a. true, b. false | a | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007835 | When blood vessels dilate, it increases the amount of blood they can carry. | a. true, b. false | a | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007836 | Blood in an atrium always flows next to | a. a ventricle, b. an artery, c. the lungs, d. a vein | a | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007837 | In the pulmonary circulation, blood flows through the | a. right atrium, b. right ventricle, c. lungs, d. all of the above | d | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007838 | The pacemaker controls the beating of the heart with | a. enzymes, b. hormones, c. electrical signals, d. valves | c | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007839 | Tissues that make up blood vessels include | a. muscle tissues, b. connective tissues, c. epithelial tissues, d. all of the above | d | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007840 | Muscular blood vessels that generally carry oxygen-rich blood are | a. veins, b. arteries, c. capillaries, d. venules | b | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007841 | The largest vein in the body is the | a. aort, b. arteriole, c. inferior vena cava, d. none of the above | c | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007842 | Which statement about capillaries is false? | a. The walls of capillaries may be just one cell thick, b. Capillaries connect arterioles and venules, c. The exchange of substances between cells and the blood takes place across capillary walls, d. Capillaries contain valves to prevent the backflow of bloo | d | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007843 | Blood flows through the heart in two paths | a. true, b. false | a | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007844 | A valve prevents blood from flowing from a ventricle to an atrium. | a. true, b. false | a | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007845 | The systemic circulation includes the right atrium and right ventricle. | a. true, b. false | b | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007846 | The aorta is a large blood vessel that carries blood to the heart. | a. true, b. false | b | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007847 | Veins have thicker walls than arteries. | a. true, b. false | b | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007848 | One way that blood vessels help maintain homeostasis is by dilating or constricting. | a. true, b. false | a | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007849 | The leading cause of cardiovascular disease is atherosclerosis. | a. true, b. false | a | Lesson: heart and blood vessels
The Heart:
The heart is a muscular organ in the chest. It consists mainly of cardiac muscle tissue. It pumps blood by repeated, rhythmic contractions. This produces the familiar lub-dub sound of each heartbeat. For a good video introduction to the heart and how it works, watch this ente... |
NDQ_007850 | Blood plasma is a | a. chemical that helps blood clot, b. golden-yellow liquid in blood, c. disorder in which the blood lacks oxygen, d. protein carried by red blood cells | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007851 | Plasma carries dissolved substances such as glucose and proteins. | a. true, b. false | a | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007852 | There are more white blood cells than red blood cells in normal blood. | a. true, b. false | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007853 | Which statement about red blood cells is false? | a. They are spherical in shape, b. There are trillions of them in normal blood, c. They contain iron, d. none of the above | a | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007854 | What are phagocytes? | a. cell fragments that form blood clots, b. white blood cells that engulf microorganisms, c. proteins that bind with oxygen in the blood, d. molecules that determine blood type | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007855 | Phagocytes are cells that help form blood clots. | a. true, b. false | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007856 | The main function of blood is transport. | a. true, b. false | a | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007857 | All of the following are normal functions of blood except | a. controlling the bodys pH, b. repairing body tissues, c. helping regulate body temperature, d. causing agglutination | d | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007858 | Your ABO blood type is controlled by genes you get from your parents. | a. true, b. false | a | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007859 | Which disease of the blood is a form of cancer? | a. hemophilia, b. anemia, c. leukemia, d. sickle-cell disease | c | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007861 | One cause of anemia is lack of iron in the diet. | a. true, b. false | a | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007863 | Hemophilia is more common in females than in males. | a. true, b. false | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007864 | __solid mass of cell fragments and other substances that plugs a leak in a blood vessel | a. blood type, b. hemophilia, c. sickle-cell disease, d. blood clot, e. anemia, f. platelet, g. leukemia | d | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007867 | __condition in which blood does not have enough hemoglobin (or iron) to carry adequate oxygen to | a. blood type, b. hemophilia, c. sickle-cell disease, d. blood clot, e. anemia, f. platelet, g. leukemia | e | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007869 | __type of cancer in which bone marrow produces abnormal white blood cells | a. blood type, b. hemophilia, c. sickle-cell disease, d. blood clot, e. anemia, f. platelet, g. leukemia | g | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007870 | __genetic disorder in which abnormal hemoglobin causes red blood cells to change shape | a. blood type, b. hemophilia, c. sickle-cell disease, d. blood clot, e. anemia, f. platelet, g. leukemia | c | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007871 | The cardiovascular system normally contains about 2.5 liters of blood. | a. true, b. false | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007872 | Antigens on your red blood cells determine your blood type. | a. true, b. false | a | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007873 | __small, sticky cell fragment that helps blood clot | a. blood type, b. hemophilia, c. sickle-cell disease, d. blood clot, e. anemia, f. platelet, g. leukemia | f | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007874 | Dissolved substances in blood include red and white blood cells. | a. true, b. false | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007875 | __classification of an individuals blood based on its red blood cell antigens | a. blood type, b. hemophilia, c. sickle-cell disease, d. blood clot, e. anemia, f. platelet, g. leukemia | a | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007876 | __genetic disorder in which blood is lacking a normal clotting factor | a. blood type, b. hemophilia, c. sickle-cell disease, d. blood clot, e. anemia, f. platelet, g. leukemia | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007877 | One cause of anemia is excessive loss of blood due to injury or surgery. | a. true, b. false | a | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007878 | Blood in veins carries oxygen and nutrients to all the cells of the body. | a. true, b. false | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007879 | How much blood does your cardiovascular system normally contain? | a. 3.54.0 liters, b. 4.55.0 liters, c. 5.56.0 liters, d. 6.57.0 liters | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007880 | Blood consists of | a. plasm, b. cells and cell fragments, c. dissolved substances, d. all of the above | d | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007881 | How does blood carry oxygen molecules? | a. Iron in hemoglobin binds with them, b. White blood cells engulf them, c. Platelets stick to them, d. none of the above | a | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007882 | What does blood in veins carry? | a. oxygen, b. carbon dioxide, c. cellular wastes, d. two of the above | d | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007883 | Which genotype produces blood type A? | a. AO, b. AB, c. OO, d. none of the above | a | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007884 | The blood of a person with leukemia cannot | a. carry enough oxygen, b. fight infections, c. clot normally, d. two of the above | b | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007885 | A person with sickle-cell hemoglobin is resistant to | a. blood clots, b. heart disease, c. malaria, d. hemophilia | c | Lesson: blood
Structure and Functions of Blood:
Blood is a liquid connective tissue. It circulates throughout the body via blood vessels due to the pumping action of the heart. You couldnt survive without the approximately 4.5 to 5 liters of blood that are constantly being pumped through your blood vessels.
Blood Co... |
NDQ_007893 | When you inhale, air passes from your pharynx to your | a. bronchioles, b. trachea, c. larynx, d. bronchi | c | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007896 | When you exhale, why does carbon dioxide diffuse from the blood into the air in the lungs? | a. Carbon dioxide is more concentrated in the blood than in the air, b. Carbon dioxide is forced out of the blood by blood pressure, c. Carbon dioxide is pushed out of the blood by the diaphragm, d. none of the above | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007897 | Smoking causes or makes you more susceptible to | a. asthm, b. emphysema, c. lung cancer, d. all of the above | d | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007900 | Cellular respiration depends on respiration because cellular respiration | a. produces oxygen, b. requires glucose, c. requires carbon dioxide, d. none of the above | d | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007902 | Inhaling occurs when the | a. size of the chest increases, b. diaphragm relaxes, c. air pressure in the lungs increases, d. two of the above | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007907 | Gas exchange occurs twice during the process of respiration. | a. true, b. false | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007910 | Air is inhaled when the diaphragm relaxes. | a. true, b. false | b | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007912 | Cilia in the bronchi sweep mucus and particles toward the alveoli. | a. true, b. false | b | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007913 | Each alveolus is surrounded by a network of capillaries. | a. true, b. false | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007914 | The lungs are the main organs of the respiratory system. | a. true, b. false | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007915 | When the diaphragm contracts, air flows out of the lungs. | a. true, b. false | b | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007916 | When you inhale, oxygen is more concentrated in the blood than in the air inside alveoli. | a. true, b. false | b | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007917 | Pneumonia may be caused by an infection or an injury to the lungs. | a. true, b. false | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007918 | When you exhale, carbon dioxide diffuses out of the blood into the air in the alveoli. | a. true, b. false | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007919 | In some people, asthma attacks may be triggered by strenuous exercise. | a. true, b. false | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007920 | Particles in air are trapped by hairs in the nose and cilia in the bronchi. | a. true, b. false | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007921 | During an asthma attack, the bronchioles widen and produce less mucus. | a. true, b. false | b | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007922 | __tiny air sac in the lungs where gas exchange takes place | a. larynx, b. cellular respiration, c. bronchus, d. alveolus, e. trachea, f. diaphragm, g. breathing | d | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007923 | __large, sheet-like muscle below the lungs needed for normal breathing | a. larynx, b. cellular respiration, c. bronchus, d. alveolus, e. trachea, f. diaphragm, g. breathing | f | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007924 | __voice box | a. larynx, b. cellular respiration, c. bronchus, d. alveolus, e. trachea, f. diaphragm, g. breathing | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007925 | __process of moving air into and out of the lungs | a. larynx, b. cellular respiration, c. bronchus, d. alveolus, e. trachea, f. diaphragm, g. breathing | g | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007926 | __process in which cells obtain energy by burning glucose | a. larynx, b. cellular respiration, c. bronchus, d. alveolus, e. trachea, f. diaphragm, g. breathing | b | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007927 | __one of two passages that carry air between the trachea and bronchioles | a. larynx, b. cellular respiration, c. bronchus, d. alveolus, e. trachea, f. diaphragm, g. breathing | c | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007928 | __wind pipe | a. larynx, b. cellular respiration, c. bronchus, d. alveolus, e. trachea, f. diaphragm, g. breathing | e | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007929 | What happens during respiration? | a. breathing, b. gas exchange between air and blood, c. gas transport by blood, d. all of the above | d | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007930 | How is respiration related to cellular respiration? | a. Respiration supplies the oxygen needed for cellular respiration, b. Respiration provides the glucose burned during cellular respiration, c. Respiration removes the carbon dioxide produced by cellular respiration, d. two of the above | d | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007931 | When you inhale through your nose, which organ does the air pass through next? | a. larynx, b. trachea, c. bronchiole, d. pharynx | d | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007932 | What happens when the diaphragm contracts? | a. The size of the chest decreases, b. Air pressure inside the lungs increases, c. Air rushes into the lungs, d. two of the above | c | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007933 | Why does oxygen pass into cells from the blood of capillaries? | a. Oxygen diffuses down a concentration gradient from the blood to cells, b. Oxygen is carried into cells from the blood by active transport, c. Oxygen is forced into cells from the blood by blood pressure, d. none of the above | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007934 | The main symptom of emphysema is | a. coughing, b. chest pain, c. chest tightness, d. shortness of breath | d | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007935 | Bronchioles connect the | a. bronchi and alveoli, b. trachea and bronchi, c. larynx and trachea, d. none of the above | a | Lesson: the respiratory system
What Is Respiration:
The bodys exchange of oxygen and carbon dioxide with the air is called respiration. Respiration actually consists of two stages. In one stage, air is taken into the body and carbon dioxide is released to the outside air. In the other stage, oxygen is delivered to all... |
NDQ_007936 | The lungs are part of the respiratory system and the | a. digestive system, b. urinary system, c. excretory system, d. muscular system | c | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007937 | Organs of excretion include the large intestine and sweat glands in the skin. | a. true, b. false | a | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007938 | Blood containing wastes enters each kidney through a ureter. | a. true, b. false | b | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007939 | The part of a nephron that filters blood is the | a. urethr, b. tubule, c. glomerulus, d. urinary bladder | c | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007940 | Blood containing wastes enters the kidneys through | a. ureters, b. veins, c. arteries, d. sphincters | c | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007941 | All of the water filtered out of the blood in the kidneys is excreted in urine. | a. true, b. false | b | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007942 | The process of urination is normally under conscious control. | a. true, b. false | a | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007943 | Hormones secreted by the kidneys help regulate | a. blood pressure, b. the production of white blood cells, c. blood clotting, d. two of the above | a | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007944 | The kidneys filter all of the blood in the body once a day. | a. true, b. false | b | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007945 | What does a hemodialysis machine do? | a. It controls blood sugar in people with diabetes, b. It treats urinary tract infections, c. It filters wastes out of the blood, d. It removes stones from the kidneys | c | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007947 | One function of the kidneys is to help keep blood pressure within a normal range. | a. true, b. false | a | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007949 | You need both kidneys to live a normal, healthy life. | a. true, b. false | b | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007950 | Excess water is removed from your body when you | a. urinate, b. exhale, c. sweat, d. all of the above | d | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007953 | The urinary system includes all of the following organs except the | a. liver, b. ureters, c. urethra, d. urinary bladder | a | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007955 | How many nephrons does each kidney contain? | a. fewer than 10, b. around 100, c. about 1,000, d. more than 1,000,000 | d | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
NDQ_007956 | Clean blood leaves a kidney through a(n) | a. artery, b. capillary, c. urethra, d. vein | d | Lesson: the excretory system
Excretion:
Excretion is any process in which excess water or wastes are removed from the body. Excretion is the job of the excretory system. Besides the kidneys, other organs of excretion include the large intestine, liver, skin and lungs. The large intestine eliminates food wastes that re... |
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