Q. No.What is the number of times that the human kidneys can maximally concentrate the initial filtrate?
1.
2
2.
4
3.
6
4.
8
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What acts as a check on the renin-angiotensin mechanism?
| 1. | ANF | 2. | ADH |
| 3. | Aldosterone | 4. | Erythropoietin |
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Consider the two statements:
| I: | The process of filtration at Malpighian body is regarded as ultrafiltration. |
| II: | Blood is filtered so finely that all constituents of plasma pass into the lumen of Bowman’s capsule. |
| 1. | Both I and II are correct and II explains I |
| 2. | Both I and II are correct but II does not explain I |
| 3. | I is correct but II is incorrect |
| 4. | I is incorrect but II is correct |
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1. Juxta-glomerular apparatus
2. Macula densa
3. Columns of Bertini
4. Ducts of Bellini
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Presence of ketonuria and glycosuria is indicative of:
| 1. Renal failure | 2. Diabetes mellitus |
| 3. Nephrotic syndrome | 4. Renal stones |
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JG cells can be activated to release renin by all the following except:
1. A fall in glomerular blood flow
2. A fall in glomerular blood pressure
3. An increase in venous return to the heart
4. A fall in GFR
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The dialyzing fluid has same composition as that of plasma except:
| 1. | Nitrogenous wastes | 2. | Bicarbonate |
| 3. | Sodium | 4. | Chloride |
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All the following animals are uricotelic except:
| 1. Reptiles | 2. Land snails |
| 3. Birds | 4. Marine fishes |
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Conditional absorption of water takes place mainly in:
| 1. PCT | 2. Loop of Henle |
| 3. DCT | 4. Collecting duct |
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A reduction in expanded extracellular fluid (ECF) volume by increasing renal sodium excretion is a function of:
1. ADH
2. Aldosterone
3. Angiotensin II
4. ANF
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