id string | dataset string | question string | options list | answer string | explanation string |
|---|---|---|---|---|---|
pubmedqa_604 | pubmedqa | Is portable ultrasonography accurate in the evaluation of Schanz pin placement during extremity fracture fixation in austere environments? | [
"yes",
"no",
"maybe"
] | A | |
aquarat_30552 | aquarat | The angle between the minute hand and the hour hand of a clock when the time is 8:30 | [
"A)33",
"B)75",
"C)29",
"D)27"
] | B | Explanation:
Angle traced by hour hand in \inline \frac{17}{2} hrs = \inline \left ( \frac{360}{12}\times \frac{17}{2} \right )^{o} = 255
Angle traced by min hand in 30 min = \inline \left ( \frac{360}{60}\times 30 \right )^{o} = 180
\inline \therefore Required angle = (255 - 180) = \inline 75^{o}
Answer: B) 75 |
arc_easy_482 | arc_easy | Early scientists most likely saw a discharge of electricity for the first time when observing a | [
"waterfall",
"rainbow",
"lightning storm",
"volcano erupting"
] | C | |
medmcqa_8427 | medmcqa | Most common part of larynx involved in TB - | [
"Anterior",
"Posterior",
"Middle",
"Anywhere"
] | B | Ans. is 4b' i.e., Posterior o Disease affects the posterior third of larynx more commonly than anterior part.o The parts affected in descending order of frequency are i) Interarytenoid fold, ii) Ventricular band, iii) Vocal cords,iv) Epiglottis.o Also see above explanation. |
medmcqa_8215 | medmcqa | Shoest acting anticholinesterase is - | [
"Edrophonium",
"Pyridostigmine",
"Glycopyrrolate",
"Neostigmine"
] | A | Ans. is 'a' i.e., Edrophonium o Edrophonium is the shoest acting anti-ChE. o Why is it so, lets see : o When carbamates (other than edrophonium) and organophophates react with cholinesterase, they form covalent bond at esteratic site, which is considerably resistant to hydrolysis. o In contrast, edrophonium binds elect... |
medmcqa_8384 | medmcqa | In Budd Chiari syndrome, the site of venous thrombosis is | [
"Infrahepatic inferior vena cava",
"Infrarenal inferior vena cava",
"Hepatic veins",
"Portal veins"
] | C | |
qasc_2785 | qasc | what is considered to be nonliving? | [
"AIDS",
"plants",
"HPV",
"HIV"
] | D | |
medmcqa_3462 | medmcqa | ECG change seen in hypocalcemia: (Repeat 2011) | [
"QT prolongation",
"Prolonged PR interval",
"Shortened PR interval",
"QT Shortening"
] | A | Ans: A (QT prolongation) Ref: Harrison's Principles of Internal Medicine, 18ed.Explanation:Clinical Manifestations of HypocalcemiaPatients with hypocalcemia may be asymptomatic if the decreases in serum calcium are relatively mild and chronic.Moderate to severe hypocalcemia is associated with paresthesias, usually of t... |
aquarat_39709 | aquarat | If C.P. of 25 books is equal to S.P of 30 books , then your gain or loss is ? | [
"A)23 1/3 gain %",
"B)30 10/23 loss %",
"C)16.7% loss %",
"D)30 1/3 loss %"
] | C | Say the cost price of 25 books is $25 so $1 for a book.
The cost of 30 books would be $30, and the selling price of 30 books would be 25$, hence the loss = ($30 - $25)/$30 = ~16.7%.
Answer: C. |
mmlu_aux_3492 | mmlu_auxiliary | Ever since man began to use the telephone, there have been new problems arising from the carrying of messages. At first, each message was carried by a pair of overhead wires. As a result, telephone exchanges were soon surrounded by thousands of wires. The wires were then replaced by cables ,each containing many pairs ... | [
"is made of wood",
"needs more exchange",
"carries more messages",
"is much longer"
] | C | null |
arc_easy_134 | arc_easy | What causes a blue block to appear blue in the sunlight? | [
"The block absorbs all blue light.",
"The block bends (refracts) all blue light.",
"Only blue light is reflected by the block.",
"Only blue light passes through the block."
] | C | |
medmcqa_1302 | medmcqa | Ghotna is:- | [
"Heavy wooden log rolled on leg",
"Compressing the thighs with two roads",
"Tying the limps to the pole",
"Electric shock to genitalia"
] | A | Ghotna: Rolling a wooden log over the thighs up and down, while the log is weighed by one or two policemen standing on it Cattle prod: Electric shock especially over the genitals Sham execution: Victim is blind folded and asked to stand before a wall and then threatened that a vehicle is going to hit him. He hears the ... |
medmcqa_7853 | medmcqa | patient having inguinal mass likely diagnosis ? | [
"anal ca.",
"prostate ca.",
"testiclar ca.",
"penile ca."
] | A | Lymphatic drainage of anal canal is through the mesorectal (also known as inferior rectal) nodes to the inguinal and femoral nodes. Anal cancers are more likely to produce inguinal adenopathy, with internal iliac adenopathy also occurring when the tissues near the anorectal junction are involved. ref : bailey and love |
arc_easy_968 | arc_easy | A student is writing a report on volcanoes. What should the student include to best help explain how a volcano works? | [
"a photograph of an active volcano",
"a map showing the location of a volcano",
"a table of famous volcanoes and last known eruptions",
"a diagram showing the structure of a volcano"
] | D | |
aquarat_17444 | aquarat | If the height of an equilateral triangle GBC is equal in length to the hypotenuse of an isosceles right triangle DEF, a side of ΞGBC is how many times as long as a leg of the right triangle DEF? | [
"A)(β2)/(β3)",
"B)(β3)/(β2)",
"C)β2",
"D)(2β2)/(β3)"
] | D | Side of the equilateral triangle GBC = 2m ----> height = m * sqtr(2)
Hipotenuse of the right triangle GBC = m * sqrt(3) ----> side = m * sqtr(3) / sqtr(2)
Question is 2m/m * sqtr(3) / sqtr(2) = 2*sqrt(2)/sqrt(3)=D |
openbookqa_1718 | openbookqa | Folding up rocks can happen when | [
"deer shiver",
"snakes rattle",
"birds quiver",
"bunkers shake"
] | D | |
medmcqa_8885 | medmcqa | Fracture of teeth and some bruises around mouth is: AIIMS 12 | [
"Simple injury",
"Grievous injury",
"Dangerous injury",
"Assault"
] | B | Ans. Grievous injury |
medmcqa_2309 | medmcqa | Cork screw esophagus in barium swallow is seen in: | [
"Achalasia cardia",
"Esophageal cancer",
"Diffuse esophageal spasm",
"Diverticulum"
] | C | Ans: C (Diffuse esophageal spasm) Ref: Sc ibis ion Textbook of Surgery, 19th Edition 1028Explanation:Diffuse Esophageal spasmHyper motili ty di sorderRepetitive, simultaneous, and of high amplitude esophageal contractionsMotor abnormality of the esophageal body that is more in the lower two thirds.Muscular hypertrophy ... |
mmlu_aux_2758 | mmlu_auxiliary | At first sight the planet Mars does not appear very welcoming to any kind of life. It has very little oxygen and water, the temperature at night is below 50 degrees and winds of 100 miles (161 kilometers)per hour cause severe dust storms. However, the surface of the planet seems to show that water flowed across it at s... | [
"No Life on Mars",
"A Study of Mars",
"The Future conditions on Mars",
"The Possibility of Life on Mars"
] | D | null |
openbookqa_2221 | openbookqa | if a local pond by the road receives unusual amounts of rainfall, what could happen? | [
"there could be a tsunami",
"there could be a road blockage",
"there could be an earthquake",
"there could be a volcanic eruption"
] | B | |
medmcqa_6604 | medmcqa | The blood pressure regulatory system that is labeled as a buffer system is | [
"Baroreceptor",
"Chemoreceptor",
"Kidney",
"CNS ischemic response"
] | A | Baroreceptor system opposes either increases or decreases in aerial pressure, it is called a pressure buffer system, and the nerves from the baroreceptors are called buffer nerves.Ref: Guyton and Hall textbook of medical physiology 13th edition. Page: 221 |
mmlu_aux_3314 | mmlu_auxiliary | Apollo 11, carrying Neil Armstrong, Edwin Aldrin and Michael Collins, was launched on 16 July, 1969. Five days later they stepped down onto the moon. Neil Armstrong On the way there: Of all the wonderful views we had, the most impressive to me was on the way to the Moon when we flew through its shadow. We were still th... | [
"The color of the sky.",
"The surface of the moon",
"The gravity on the moon.",
"The daylight on the moon."
] | B | null |
mmlu_aux_4456 | mmlu_auxiliary | Have you ever walked outside thinking it was one temperature but quickly discovered it felt colder? That is because of the "wind chill" effect. Wind chill is how cold people and animals feel when they are outside, not the actual temperature on the thermometer . It is based on how quickly your body loses heat when it is... | [
"It was in 1945 that scientists first began to calculate wind chill.",
"Compared with water, people's exposed skin freezes more slowly.",
"The wind chill index based on Antarctica data is considered a standard.",
"With the development of technology, many previous researches have been proven wrong."
] | B | null |
medmcqa_7538 | medmcqa | Right anterior oblique view of chest Xβray true is/are β a) Cassette near right shoulderb) Cassette near left shoulderc) Arch of Aorta best seend) Left atrial enlargement can be diagnosede) Mitral & tricuspid valves better seen | [
"ad",
"c",
"ac",
"ab"
] | A | In RAO view of chest, the patient is rotated 45Β° to the left (right side is more forward) and the cassette is close to the right front (right shoulder) of the patient. The RAO view is generally used for the assessment of the pulmonary artery, right ventricle, and size of the left atrium. |
openbookqa_2986 | openbookqa | Which is the likeliest part of a pencil to have been mined? | [
"the wood",
"the ink",
"the rubber",
"the lead"
] | D | |
medmcqa_3062 | medmcqa | All are dopaminergic agonists used for parkinsonism EXCEPT | [
"Bromocriptine",
"Ropinerole",
"Pramipexole",
"Selegiline"
] | D | Selegiline REF: KDT 6th Ed p. 415 DRUGS USED FOR PARKINSONISM Drugs affecting dopaminergic system Dopamine precursor Levodopa Peripheral decarboxylase inhibitors Carbidopa , benzaseride Dopaminergic agonists Bromocriptine , ropinerole , pramipexole MAO-B inhibitor Selegiline COMT inhibitor Entacapone , tolcapone Dopami... |
aquarat_12771 | aquarat | The present population of a town is 3600. Population increase rate is 20% p.a. Find the population of town before 2 years? | [
"A)2500",
"B)2100",
"C)3500",
"D)3600"
] | A | P = 3600
R = 20%
Required population of town = P/(1 + R/100)^T
= 3600/(1 + 20/100)^2
= 3600/(6/5)^2
= 2500(approximately)
Answer is A |
qasc_4710 | qasc | what do pupils get when reacting to strong stimuli? | [
"smaller",
"Energy.",
"grow",
"Energy"
] | A | |
mmlu_aux_2113 | mmlu_auxiliary | When an ant dies, other ants take it out of the nest, often within an hour after its death. This behavior interests scientists and they wonder how ants know for sure--and so soon--that another ant is dead. One scientist recently came up with a way to explain this ant behaviour. Dong-Hwan Choe is a biologist, a scientis... | [
"Choe did this study in order to stop ants from invading new places.",
"Choe is a biologist who is only interested in animals, especially in ants.",
"Choe first came up with an idea to explain this ant behavior,and then did some tests to prove his theory.",
"Choe did the research on this ant behavior on his o... | C | null |
arc_easy_867 | arc_easy | An example of a learned trait is | [
"being able to read",
"being able to breathe",
"having a scar",
"having brown eyes"
] | A | |
aquarat_34231 | aquarat | By selling 12 pencils for a rupee a man loses 20%. How many for a rupee should he sell in order to gain 20%? | [
"A)8",
"B)7",
"C)6",
"D)5"
] | A | 80% --- 12
120% --- ?
80/120 * 12 = 8
Answer: A |
aquarat_2878 | aquarat | What is the thousandths digit in the decimal equivalent of 57/5000? | [
"A)0",
"B)1",
"C)3",
"D)5"
] | B | 57/5000 = 57 /(5*10^3)
= (57/5) *10^-3
=11.4 * 10^-3
=.0114
Thousandths digit = 1
Answer B |
aquarat_4852 | aquarat | r=4^(n+2), then in terms of r, 9^n= | [
"A)r^2/81",
"B)r^2/9",
"C)r^2/256",
"D)r/3"
] | C | Questions in terms of variables can be easily solved by plugging in some values: Say n = 0
r = 4^2 = 16
and you need the value of 16^n which is 16^0 = 1
So when you put r = 16 in the options, you should get 1. Only option (A) satisfies.
Answer (C) |
medmcqa_1708 | medmcqa | Semiclosed circuit system | [
"Needs advanced monitoring",
"Complex",
"More environmental pollution",
"More economical"
] | C | Semiclose breathing circuit is less economical, causes more environmental pollution. It is simple portable and no need of advanced monitoring. |
arc_challenge_164 | arc_challenge | Compared to the Sun, a red star most likely has a greater | [
"volume.",
"rate of rotation.",
"surface temperature.",
"number of orbiting planets."
] | A | |
arc_easy_1142 | arc_easy | By attaching to sharks, remora fish eat the scraps of food left behind when the sharks feed. If remoras were not able to attach to sharks, they would most likely | [
"attach to boats.",
"not be able to survive.",
"find another source of food.",
"not need to eat anymore."
] | B | |
medmcqa_2105 | medmcqa | Naturally occurring LA β | [
"Cocaine",
"Lidocaine",
"Bupivacaine",
"Tetracaine"
] | A | Cocaine is the only naturally occuring local anaesthetic, obtained from leaves of Erythroxylon coca. |
medmcqa_4786 | medmcqa | Epidural anaesthesia decrease risk of β a) Headacheb) Hypotensionc) Meningitisd) Arachnoiditis | [
"abc",
"ad",
"bc",
"acd"
] | D | As dura is not punctured in epidural anesthesia, chances of postdural puncture headache, meningitis and arachnoiditis are less. |
openbookqa_240 | openbookqa | On a clear day I should | [
"ride my bike",
"Bring an umbrella",
"Wear a coat",
"Stay inside"
] | A | |
openbookqa_804 | openbookqa | A person needs to move a boulder from a crevice to a bluff. The person employs the use of | [
"a fast car and a ball",
"a plank with one end raised",
"a small bowl of soup",
"a stick with a leaf"
] | B | |
mmlu_aux_7178 | mmlu_auxiliary | Flowers with more pollinators | [
"escalate reproduction",
"increase water usage",
"increase visual appeal",
"decrease reproduction"
] | A | null |
aquarat_48130 | aquarat | When positive integer N is divided by positive integer J, the remainder is 14. If N/J = 213.28, what is value of J? | [
"A)30",
"B)35",
"C)40",
"D)50"
] | D | When a number is divided by another number, we can represent it as : Dividend = Quotient * Divisor + Remainder
So, Dividend/Divisor = Quotient + Remainder/Divisor
Given that N/J = 213.28
Here 213 is the quotient.
Given that Remainder = 14
So, 213.28 = 213 + 14/J
So, J = 50 |
aquarat_22422 | aquarat | If x, y, and z are positive integers, and 3x = 5y = 6z, then the least possible value of x + y + z is | [
"A)21",
"B)28",
"C)37",
"D)42"
] | A | Take LCM of 3,5 and 6 = 30
Now 3x = 30 => x =10
5y = 30 => y = 6
6z = 30 => z =5
10+6+5 = 21.
Option A. |
qasc_4450 | qasc | Decreasing what during travel likely conserves fuel? | [
"the energy of the car",
"air mass over Earth's surface",
"the amount of cars used",
"the size of the wheels"
] | C | |
mmlu_aux_5103 | mmlu_auxiliary | All living things on the earth need other living things to live.Nothing lives alone.Most animals must live in a group,and even a plant grows close together with others of the same kind.Sometimes one living thing kills another,or one eats and the other is eaten.One kind of life eats another kind of life in order to live... | [
"forms a food chain",
"makes animals to grow fast",
"is the beginning of food chains",
"is directly giving us different food"
] | C | null |
mmlu_aux_6875 | mmlu_auxiliary | More carbon dioxide is in the air in the past decade than ever before, probably because | [
"more cattle produced",
"more plant life",
"human population increased",
"less water area"
] | C | null |
openbookqa_601 | openbookqa | The air was cold, so all night the sheep kept | [
"sleeping",
"shaking",
"jumping",
"running."
] | B | |
openbookqa_985 | openbookqa | The moon is bright in the night sky, especially when full because | [
"Earth shines",
"stars absorb it",
"sunlight brightens it",
"batteries power it"
] | C | |
mmlu_aux_8237 | mmlu_auxiliary | A microscope uses refraction to increases | [
"mass",
"ego",
"volume",
"perception of objects"
] | D | null |
mmlu_aux_3834 | mmlu_auxiliary | Tears are nature's way of making us feel more comfortable. When our eyes is made uncomfortable by some small pieces of pollution, or when we are cutting onions, or when we are exhausted and "red-eyes" from over work and late hours, tears form in our eyes to clean and refresh them. Tears are also a sign of strong emotio... | [
"the sea",
"the salt",
"chemicals",
"animals"
] | A | null |
qasc_575 | qasc | Microbial fuel cells convert chemical energy into what? | [
"water energy",
"power",
"turbine energy",
"LEDs"
] | B | |
aquarat_42517 | aquarat | First train 108 m long moving at a speed of 50 km/hr crosses a second train 112 m long coming from opposite direction in 6 seconds. Find the speed of the second train ?? | [
"A)82 km/hr",
"B)80 km/hr",
"C)90 km/hr",
"D)60 km/hr"
] | A | speed of the second train consider as x
relative speed = (x+50)*5/18 m/sec
(250+5x/18) m/sec
distance = (108 + 112) = 220 m
==> 220/(250+5x/18) = 6
250 + 5x = 660
=>x = 82 km/hr
ANSWER A |
aquarat_24346 | aquarat | How long does a train 165 meters long running at the rate of 90 kmph take to cross a bridge 660 meters in length? | [
"A)33",
"B)72",
"C)55",
"D)82"
] | A | Explanation:
T = (660 + 165)/90 * 18/5
T = 33
Answer: Option A |
aquarat_1802 | aquarat | A sum of money is to be distributed among A, B, C, D in the proportion of 5:2:4:3. If C gets Rs. 1000 more than D, what is B's share? | [
"A)Rs.2029",
"B)Rs.2028",
"C)Rs.2000",
"D)Rs.2022"
] | C | Let the shares of A, B, C and D be 5x, 2x, 4x and 3x Rs. respectively.
Then, 4x - 3x = 1000 => x = 1000.
B's share = Rs. 2x = 2 * 1000
= Rs.2000.
Answer: C |
aquarat_35176 | aquarat | Randy'sbar serves customers every weeknight from 4 pm to 1 am. In Randy's bar,Silvermoonbeer is sold at a constant rate except during happy hour, from 6:30 to 7:30 pm, when the rate triples.
If a keg of Silvermoon beer is half empty at 5pm on Monday, and two-thirds empty at the beginning of the happy hour, when will it... | [
"A)Monday, 7:30 pm",
"B)Monday, 9 pm",
"C)Monday, 7 pm",
"D)Monday, 6:45 pm"
] | C | Let the keg be a 150 Litre keg
At 5 pm.. There are 75 litres
At 6:30 pm there are 50 litres.
So, consumption rate is 25 litres per 1.5 hours.
So it will take 3 hours to finish 50 litres at this rate.
During happy hour it sells 3 times faster. So, rate = 1 hour per 50 litres.
So, keg becomes empty at 6:30 + 1 hour = 7 p... |
aquarat_49944 | aquarat | The students of a particular class were given two tests for evaluation. Twenty Five percent of the class cleared both the tests and forty five percent of the students were able to clear the first test.
You have to calculate the percentage of those students who passed the first test and were also able to pass the second... | [
"A)48%",
"B)55%",
"C)60%",
"D)71%"
] | C | C
60%
In all such cases where you have to find out the probability of anything with an already given situation, you have to use the formula for conditional probability.
In this case, you have to find out the probability that the second test was passed by a student given that he passed the first test already.
Therefore,... |
aquarat_28203 | aquarat | A train , having a length of 220 meter is running at a speed of 60 kmph. In what time, it will pass a man who is running at 6 kmph in the direction opposite to that of the train | [
"A)10 sec",
"B)12 sec",
"C)6 sec",
"D)4 sec"
] | B | Explanation:
Distance = 220 m
Relative speed = 60+6 = 66 kmph (Since both the train and the man are in moving in opposite direction)
= 66Γ10/36 mps = 110/6 mps
Time = distance/speed = 220/(110/6) = 12 s
Answer: Option B |
medmcqa_2474 | medmcqa | A 20 year old is found to have blood pressures of 134/82 and 136/83 on two separate occasions. He will be classified as: | [
"Normotensive",
"High normal BP",
"Stage 1 hypeension",
"Stage 2 hypeension"
] | B | When systolic and diastolic blood pressures fall in different categories, the higher category is taken to classify the individual's blood pressure. Classification of blood pressure measurements: Category Systolic BP Diastolic BP Normal <130 <85 High normal 130-139 85-90 Stage 1 hypeension 140-159 90-99 Stage 2 hypeensi... |
aquarat_11426 | aquarat | Which of these expressions has the greatest value? | [
"A)1856721/1856725",
"B)1288542/1288743",
"C)1354321/1314325",
"D)1608521/1608526"
] | C | Using elimination method on options
1354321/1314325 = 1.03043082951...
ANSWER:C |
aquarat_1452 | aquarat | The L.C.M. of 2 numbers is 54. The numbers are in the ratio 2:3. Find their sum? | [
"A)36",
"B)40",
"C)45",
"D)32"
] | C | Let the numbers be 2x and 3x
L.C.M. = 6x
6x = 54
x = 9
The numbers are = 18 and 27
Required sum = 18+27 = 45
Answer is C |
aquarat_34669 | aquarat | A meeting has to be conducted with 5 managers. Find the number of ways in which the managers may be selected from among 8 managers, if there are 2 managers who refuse to attend the meeting together. | [
"A)36",
"B)40",
"C)45",
"D)51"
] | A | The total number of ways to choose 5 managers is 8C5 = 56
We need to subtract the number of groups which include the two managers, which is 6C3 = 20.
56 - 20 = 36
The answer is A. |
mmlu_aux_1608 | mmlu_auxiliary | Solar water heaters can use energy from the sun to heat water. They are used around the world. The solar water heater is based on a design developed some years ago in Afghanistan. Since then, it has been built and used in many countries. It can heat seventy liters of water to 60degC. It can do this between sunrise ... | [
"have three basic parts in their system",
"are hardly able to heat water above 60degC",
"are used widely by people all over the world",
"can heat water even on cold and rainy days"
] | C | null |
qasc_7769 | qasc | When do many trees respond to the days growing shorter? | [
"air cools",
"Winter",
"wind",
"in fall"
] | D | |
medmcqa_6589 | medmcqa | 29 yrs male was brought to OPD by his wife giving history of aggressive behaviour with decreased social interaction and lack of self care. O/E grasp reflex present, CT scan would be showing lesion of which lobe ? | [
"Frontal lobe",
"Occipital",
"Temporal",
"Parietal"
] | A | Frontal lobe lesion manifest as: (Anterior Cerebral Aery occlusion) Aggressive and antisocial behaviour Abulia Apathy Urge incontinence Magnetic gait/Gait apraxia O/E: Primitive reflexes like grasp and rooting reflex are present. |
medmcqa_98 | medmcqa | For exhumation the order should be passed by - | [
"Chief judicial magistrate",
"Executive magistrate",
"Police officer",
"Session judge"
] | B | The body is exhumed only when, there is written order from the executive magistrate. |
openbookqa_1823 | openbookqa | if a beach ball explodes, which of these would be given off? | [
"a flock of geese",
"a ton of sand",
"a release of air",
"a release of doves"
] | C | |
medmcqa_8904 | medmcqa | in bogorad syndrome damage to the parasympathetic fibres of fascial nerve takes place ? | [
"at parotid gland",
"before entering in to stylomastoid foramen",
"just before geniculate ganglion",
"before entering into internal auditory meatus"
] | B | BOGORAD SYNDROME OR CROCADILE TEAR SYNDROME : damage to Para sympathetic fibres occurs before the geniculate ganglion APPLIED ASPECTS Crocodile tears syndrome/ Bogorad&;s syndrome" uncommon consequence of nerve regeneration subsequent to Bell&;s palsy or other damage to the facial nerve in which efferent fibers from th... |
medmcqa_9916 | medmcqa | In flap method of amputation, which structure is kept shoer than the level of amputation? | [
"Bone",
"Muscles",
"Nerves",
"Vessels"
] | A | Bone is kept shoer than soft tissue in flap method of amputation to facilitate closure of amputation stump. Also know: In guillotine amputation, limb is transected at one level through skin, muscle and bone. Ref: Campbell's operative Ohopaedics 10/e, page 544. |
arc_easy_2041 | arc_easy | Which will most likely cause a decrease in predator populations? | [
"an increase in prey populations",
"a decrease in prey populations",
"a decrease in decomposers",
"an increase in producers"
] | B | |
mmlu_aux_3892 | mmlu_auxiliary | A recent study of ancient and modern elephants has come up with the unexpected conclusion that the African elephant is divided into two distinct species. The discovery was made by researchers at York and Harvard Universities when they were examining the genetic relationship between the ancient woolly mammoth and masto... | [
"the Asian elephant",
"the forest elephant",
"the savanna elephant",
"the mastodon elephant"
] | D | null |
mmlu_aux_4798 | mmlu_auxiliary | Many people think the camel stores only water in its hump ,but it does not,Instead,the camel stores something else there----food.The camel's hump is really a hump of fat.When the camel,often called"a ship of the desert",is not travelling and is in a place where there is plenty of food and water,it eats and drinks a lot... | [
"An African camel has one hump becausethereare many desertsthere.",
"An Asian camel has two humps because there is much food and water there.",
"Camels can live a very bad life.",
"A camels is the most useful animal."
] | C | null |
openbookqa_946 | openbookqa | A person wants to take their dog to the park as long as there is a lack of precipitation that day. After checking the weather channel, plans are canceled when it is announced that it will | [
"be sunny",
"sprinkle",
"be humid",
"be windy"
] | B | |
medmcqa_3193 | medmcqa | All are true about Abnormal uterine bleeding except : | [
"Blood loss of less than 50 ml",
"Cycle duration is more than 35 days or less than 21 days",
"Bleeding period lasting 7 days or more",
"Irregular bleeding during a regular cycle"
] | A | Normal Menstrual Loss The upper limit of blood loss in a normal menstruation is considered as 80ml. Any bleeding above the specified normal limit is termed as abnormal uterine bleeding. Normal Menustration: Cycle interval-28days(21-35 days) Menustral flow- 4 to 5 days Menustral blood loss-35ml (20- 80ml) Common causes ... |
aquarat_39442 | aquarat | 6 points are marked on a straight line and another 7 points are marked on a second straight line with no points in common. How many triangles can be constructed with vertices from among the above points? | [
"A)21",
"B)281",
"C)168",
"D)196"
] | B | Solution: select 2 from 6 and one from 7 + select 2 from 7 and 1 from 6
6C2*7C1 + 7C2*6C1
= 281
Answer : B |
medmcqa_1748 | medmcqa | Most common extra pulmonary involvement of TB ? | [
"Bone",
"Lymph nodes",
"Pleura",
"Ileocecal"
] | B | Most common extra pulmonary involvement: lymph nodes > pleura> ileocecal - GI TB most common site- ileocecal |
aquarat_32822 | aquarat | Anthony and Michael sit on the six-member board of directors for company w. If the board is to be split up into 2 three-person subcommittees, what percent of all the possible subcommittees that include Michael also include Anthony? | [
"A)20%",
"B)30%",
"C)40%",
"D)50%"
] | C | Soln: Let the commitees be I and II
Assuming that Anthony and Michael w go into commitee I, there is just one more place left to be filled in that commitee and it can be taken by any of the 4 remaining people. Thus 4 ways.
Since the Anthony and Michael can also go into commitee II, we get 4 ways for that commitee also.... |
aquarat_46388 | aquarat | A boat having a length 6 m and breadth 3 m is floating on a lake. The boat sinks by 1 cm when a man gets on it. The mass of the man is: | [
"A)100 kg",
"B)120 kg",
"C)89 Kg",
"D)180 Kg"
] | D | Volume of water displaced = (6 x 3 x 0.01) m3
= 0.18 m3.
Mass of man = Volume of water displaced x Density of water
= (0.18 x 1000) kg
= 180 kg.
Answer: D |
mmlu_aux_2653 | mmlu_auxiliary | A new genius in physics like Einstein will emerge , scientists say. But it may take a long time .After, more than 200 yeas separated Einstein from his nearest rival , Isaac Newton. Many physicists say the next Einstein hasn't been yet, or is a baby now. And researchers say there are many factors working against a... | [
"show other scientists are no equal to Einstein except Newton",
"explain the difficulty to find a talented physicist",
"praise his scientific contribution to the world",
"explain why there won't be a new Einstein soon"
] | D | null |
medmcqa_6403 | medmcqa | Drug of choice for anaphylactic shock ? | [
"Adrenaline",
"Antihistaminic",
"Glucocoicoids",
"Epinephrine"
] | A | Ans. is 'a' i.e., Adrenaline o First adrenaline should be given im to raise the blood pressure and to dilate the bronchi. o If the treatment is delayed and shock has developed, adrenaline should be given i.v. by slow injection. |
arc_easy_1029 | arc_easy | Which three systems of the human body function together to move and control body parts? | [
"nervous, skeletal, and muscular",
"muscular, endocrine, and excretory",
"digestive, excretory, and reproductive",
"circulatory, endocrine, and respiratory"
] | B | |
medmcqa_5591 | medmcqa | In a patient with AIDS, chorioretinitis is typically caused by β | [
"Cytomegalovirus",
"Toxoplasma gondii",
"Cryptococcus neoformans",
"Histoplasma capsulatum"
] | A | The most common cause of chorioretinitis in AIDS is CMV. |
medmcqa_3968 | medmcqa | Skin biopsy in leprosy is characterized by β | [
"Periappendgeal bacilli",
"Periappendgeal lymphocytosis",
"Perivascular lymphocytosis",
"All of the above"
] | D | In indeterminate leprosy, there is perivascular and Periappendageal infiltrate of lymphocytes.
In lepromatous leprosy large number of lepra bacill are seen in dermal infiltrate around appendages (periappandgeal). |
medmcqa_1689 | medmcqa | Neostigmine antagonizes non depolarising blockade by all of the following mechanism except | [
"Decreasing the breakdown of acetyl choline at the motor end plate",
"Preventing the K+efflux",
"Increasing the release of acetyl choline at the motor end plate",
"Depolarization at the motor end plate"
] | A | Refer Katzung 10/e p 436 Neostigmine is an anti cholinerasterase. It inhibits the breakdown of ACh at the mother end plate This results in increased activity of ACh that causes depolarization of motor end plate by opening Na+channels . It posseses some direct agonistic activating on NM receptors resulting in depolariza... |
medmcqa_1534 | medmcqa | Coical representation of body in the cerebrum is | [
"Horizontal",
"Veical",
"Tandem",
"Oblique"
] | B | The various pas of the body are represented in the precentral gyrus, with the feet at the top of the gyrus and the face at the bottom. The facial area is represented bilaterally, but the rest of the representation is generally unilateral, with the coical motor area controlling the musculature on the opposite side of th... |
medmcqa_1014 | medmcqa | A patient presents with erythematous scaly lesions on extensor aspect of elbows and knee. The clinical diagnosis is got by : | [
"Auspitz sign",
"KOH smear",
"Tzanck smear",
"Skin biopsy"
] | A | Ans. is 'a' ie Auspitz signErythematous scaly lesions on extensor aspect of elbow and knee favours the diagnosis of Psoriasis.The clinical diagnosis of psoriasis can be made by demonstrating Auspitz sign.It is a characteristic finding of psoriasis in which removal of scale leads to pinpoint bleeding.Tzanck testis used ... |
mmlu_aux_8753 | mmlu_auxiliary | mimicry is used for avoiding predators by animals by camouflaging as what kind of animal? | [
"frightful",
"weak",
"tame",
"vulnerable"
] | A | null |
qasc_2051 | qasc | what is it when a gill converts from oxygen in water into oxygen in blood? | [
"fertilization occurs",
"prolactin release",
"preventing heat transfer",
"first step of respiration"
] | D | |
mmlu_aux_6823 | mmlu_auxiliary | As a plant's roots get bigger, they split apart | [
"worms",
"water",
"granite",
"atoms"
] | C | null |
aquarat_20943 | aquarat | If the LCM of two integers M, N (where N> M and M>1) is M*N, then which of the following can not be true? | [
"A)Both M and N can be Prime Numbers.",
"B)Both M and N can be consecutive integers.",
"C)M and N do not share any Prime factors.",
"D)All Prime factors of M must be Prime factors of N."
] | D | If LCM of two numbers M and N is the product MN then both numbers are Co- prime.
(Co-prime numbers are any two numbers which have an HCF of 1 i.e. when two numbers have no common prime factor apart from the number 1).
Numbers that can be Co-Prime are :
1) Two consecutive natural numbers.
2) Two consecutive odd numbers.... |
aquarat_11762 | aquarat | Which of the following must be an integer if the integer x is divisible by both 28 and 21? | [
"A)x/252",
"B)x/84",
"C)x/126",
"D)x/108"
] | B | the integer has to be multiple of LCM of 28 and 21, which is 84..
so x/84 will be an integer
ans B |
arc_easy_1789 | arc_easy | Which part of a strawberry plant absorbs most of the water needed by the plant? | [
"flowers",
"fruits",
"leaves",
"roots"
] | D | |
aquarat_23046 | aquarat | In an election between two candidates, 70% of the voters cast their votes, out of which 4% of the votes were declared invalid. A candidate got 6552000 votes which were 75% of the total valid votes. Find the total number of votes enrolled in that election. | [
"A)13000000",
"B)12500",
"C)14000",
"D)12000"
] | A | Explanation :
Solution: let the total number of votes enrolled be x. then, number of votes cast = 70% of x. valid votes = 96% of(70% of x). .'. 75% of(96% of (70% of of x)) = 6552000.
(75/100 * 96/100 * 70/100 * x) = 6552000.
=> x = (6552000*100*100*100)/(75*96*70) = 13000000
Answer : A |
medmcqa_723 | medmcqa | An 18 year old male patient presented to the clinic with pain and swelling in the lower jaw. Intraoral examination
revealed localized gingival bleeding in the right posterior region. On palpation, pulsations can be appreciated. Lesions are also appreciated on the frontal bone on a radiograph. Which condition is present... | [
"Vascular malformation",
"Cherubism",
"Eosinophilic granuloma",
"Brown tumor"
] | A | Vascular malformation (VM) in bone occurs more frequently than the central hemangioma (CH) of bone. Some 35% of VMs occur in bone, whereas CHs of bone are rare. The CH of bone is a benign tumor that rarely occurs in the jaws; it occurs more frequently in the skull and vertebrae. It may be congenital or traumatic in ori... |
arc_challenge_1077 | arc_challenge | To determine the boiling point of a liquid, a student must use all of these tools except | [
"a stopwatch.",
"a heat source.",
"safety goggles.",
"a thermometer."
] | A | |
qasc_3845 | qasc | what can persist in the circulation for decades? | [
"active immunity",
"density",
"Veins and arteries.",
"oxygen cells"
] | A | |
aquarat_9408 | aquarat | On dividing 199 by a number, the quotient is 11 and the remainder is 1. Find the divisor. | [
"A)A)12",
"B)B)14",
"C)C)16",
"D)D)18"
] | D | d = (D-R)/Q
= (199 - 1)/11
= 198/11 = 18
D) |
mmlu_aux_3791 | mmlu_auxiliary | In the 1950s, a family that owned a farm near Beulah, Michigan kept a bull chained to an elm . The bull paced around the tree, dragging the heavy iron chain, which led to a groove in the bark . The groove deepened over the years. Though for whatever reason, it did not kill the tree. After some years, the family took... | [
"A groove formed because of natural forces.",
"The family decided to keep the tree because they had become attached to it.",
"All of the elms in Beulah, Michigan died of the disease.",
"The plant experts advised the family to chop it down."
] | B | null |
qasc_5292 | qasc | Erosion causes the Nile to become: | [
"Sediment",
"shallower",
"less wide",
"deeper and wider"
] | D | |
medmcqa_3846 | medmcqa | Which of the following is primary prevention - | [
"Screening test",
"Early diagnosis",
"Use of mosquito net",
"Restoration of lost function"
] | C | Ans. is 'c' i.e., Use of mosquito net Level of preventionExampleso Primordial preventiono Discouragement from adapting a harmful lifestyle, e.g. smokingo Primary preventiono Immunization (vaccination)o Chemoprophylaxiso Nutritional supplementation programmeso Chlorination of watero Using a mosquito neto Health educatio... |
arc_easy_389 | arc_easy | Which of the following is an example of matter changing state? | [
"heating a pan of water until the water is all gone",
"putting a soft-drink can in the refrigerator to cool it",
"heating soup on the stove until it is hot to your tongue",
"transferring sugar into a storage container"
] | A |
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