Q. No.What acts as a check on the renin-angiotensin mechanism?
1.
ANF
2.
ADH
3.
Aldosterone
4.
Erythropoietin
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 |
Extension of renal cortex between the medullary pyramids is called as:
| 1. Juxta-glomerular apparatus | 2. Macula densa |
| 3. Columns of Bertini | 4. Ducts of Bellini |
Presence of ketonuria and glycosuria is indicative of:
| 1. Renal failure | 2. Diabetes mellitus |
| 3. Nephrotic syndrome | 4. Renal stones |
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
The dialyzing fluid has same composition as that of plasma except:
| 1. | Nitrogenous wastes | 2. | Bicarbonate |
| 3. | Sodium | 4. | Chloride |
All the following animals are uricotelic except:
| 1. Reptiles | 2. Land snails |
| 3. Birds | 4. Marine fishes |
Conditional absorption of water takes place mainly in:
| 1. PCT | 2. Loop of Henle |
| 3. DCT | 4. Collecting duct |
A person has a cardiac output of 6000 ml per minute and 20% of this is received by kidneys. What is the renal plasma flow per minute?
| 1. 1200 ml | 2. 660 ml |
| 3. 400 ml | 5. 120 ml |
JGA is a special sensitive region formed by cellular modifications in the:
| 1. | DCT and the afferent arteriole at the location of their contact |
| 2. | DCT and the efferent arteriole at the location of their contact |
| 3. | PCT and the afferent arteriole at the location of their contact |
| 4. | PCT and the efferent arteriole at the location of their contact |
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