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Q. No.
Assertion(A):
In hemodialysis, heparin is added to the blood taken
out of the body for purification.
Reason(R):
Heparin is an anti-coagulant.
1.
Both (A) and (R) are True and (R) is the correct explanation of (A).
2.
Both (A) and (R) are True but (R) is not the correct explanation of (A).
3.
(A) is True but (R) is False.
4.
(A) is False and (R) is True.
out of the body for purification.
Subtopic: CRF & Hemodialysis |
78%
From NCERT
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How many of the given statements are correct?
1. 1
2. 2
3. 3
4. 4
| I: | Protonephridia are primarily concerned with ionic and fluid volume regulation, i.e., osmoregulation. |
| II: | Nephridia are the tubular excretory structures of earthworms and other annelids. |
| III: | Malpighian tubules are the excretory structures of most of the insects including cockroaches. |
| IV: | Antennal glands or green glands perform the excretory function in crustaceans like prawns. |
2. 2
3. 3
4. 4
Subtopic: Nitrogenous Excretory Products |
87%
From NCERT
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Consider the given two statements:
| Statement I: | An increase in blood flow to the atria of the heart can cause the release of Atrial Natriuretic Factor (ANF). |
| Statement II: | A fall in glomerular blood flow/glomerular blood pressure/GFR can activate the JG cells to release renin. |
| 1. | Statement I is correct; Statement II is incorrect |
| 2. | Statement I is correct; Statement II is correct |
| 3. | Statement I is incorrect; Statement II is incorrect |
| 4. | Statement I is incorrect; Statement II is correct |
Subtopic: Autoregulation of GFR |
90%
From NCERT
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Subtopic: Micturition Reflex |
79%
From NCERT
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Consider the given two statements:
1. Only A is correct.
2. Only B is correct.
3. Both A and B are correct.
4. Both A and B are incorrect.
| A: | Glomerulus is a tuft of capillaries formed by the afferent arteriole. |
| B: | Vasa recta is absent or highly reduced in cortical nephrons. |
2. Only B is correct.
3. Both A and B are correct.
4. Both A and B are incorrect.
Subtopic: Nephron Part 1 |
86%
From NCERT
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| Assertion(A): | Urea can be used to maintain osmolarity of body fluids. |
| Reason(R): | Urea is more toxic and energetically less expensive than ammonia. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False and (R) is True. |
Subtopic: Nitrogenous Excretory Products |
78%
From NCERT
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Identify the correct statements regarding the absorptive capabilities of the limbs of loop of Henle in human kidneys:
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
| I: | Descending limb is impermeable to water. |
| II: | Ascending limb is impermeable to electrolytes. |
2. Only II
3. Both I and II
4. Neither I nor II
Subtopic: Nephron Part 1 |
82%
From NCERT
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Identify the correct statements regarding nephrons in human kidney:
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
| I: | There are nearly one million nephrons in each kidney. |
| II: | The Malpighian corpuscle, PCT and DCT of the nephron are located in the renal medulla. |
2. Only II
3. Both I and II
4. Neither I nor II
Subtopic: Nephron Part 1 |
71%
From NCERT
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Where, within the loop of Henle, do you expect that the fluid will be most concentrated?
1. In the ascending limb
2. In the descending limb
3. At the hairpin bend
4. Just when it is joining the distal convoluted tubule
1. In the ascending limb
2. In the descending limb
3. At the hairpin bend
4. Just when it is joining the distal convoluted tubule
Subtopic: Nephron Part 1 | Nephron Part 2 | Concentration of Urine |
From NCERT
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Consider the given two statements:
| Assertion (A): | Juxtamedullary nephrons play very important role in concentration of urine. |
| Reason (R): | Juxtamedullary nephrons constitute about 85% of all nephrons in human kidneys. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A) |
| 2. | Both (A) and (R) are True but (R) does not correctly explain (A) |
| 3. | (A) is True but (R) is False |
| 4. | (A) is False but (R) is True |
Subtopic: Human Kidney: Location & Cut Section | Nephron Part 1 | Nephron Part 2 |
75%
From NCERT
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