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 |
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 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
What will happen to glomerular filtration rate (GFR) if efferent arteriole smooth muscle is contracted?
1. GFR will increase
2. GFR will decrease
3. GFR will remain constant
4. GFR will increase initially and then decrease
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