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Q. No.The main nitrogenous waste product of insects and birds is
1.
urea
2.
uric acid
3.
ammonia
4.
carbon dioxide
Subtopic: Nitrogenous Excretory Products |
97%
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Arrange the following structures into an accurate sequence through which urine passes.
1. (iv), (iii), (ii), (i)
2. (iii), (iv), (ii), (i)
3. (iv), (ii), (i), (iii)
4. (iii), (i), (ii), (iv)
| (i) | urethra |
| (ii) | urinary bladder |
| (iii) | kidney |
| (iv) | ureter |
1. (iv), (iii), (ii), (i)
2. (iii), (iv), (ii), (i)
3. (iv), (ii), (i), (iii)
4. (iii), (i), (ii), (iv)
Subtopic: Micturition Reflex |
93%
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Arrange the following structures into an accurate sequence through which filtrate passes.
1. (v), (iv), (iii), (ii), (i)
2. (v), (iv), (ii), (iii), (i)
3. (i), (v), (ii), (iii), (iv)
4. (v), (i), (ii), (iv), (iii)
| (i) | proximal convoluted tubule |
| (ii) | loop of Henle |
| (iii) | collecting duct |
| (iv) | distal convoluted tubule |
| (v) | Bowman’s capsule |
1. (v), (iv), (iii), (ii), (i)
2. (v), (iv), (ii), (iii), (i)
3. (i), (v), (ii), (iii), (iv)
4. (v), (i), (ii), (iv), (iii)
Subtopic: Function of the tubules |
94%
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The afferent arteriole delivers blood to the
1. renal artery
2. efferent arteriole
3. renal vein
4. capillaries of the glomerulus
1. renal artery
2. efferent arteriole
3. renal vein
4. capillaries of the glomerulus
Subtopic: Human Kidney: Functions |
84%
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Which of the following does not contribute to the process of filtration?
| 1. | high hydrostatic blood pressure in glomerular capillaries |
| 2. | podocytes |
| 3. | permeability of glomerular capillaries |
| 4. | active transport by epithelial cells lining renal tubules |
Subtopic: Formation of Urine: Ultrafiltration |
75%
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Which of the following does not contribute to the high salt concentration in the interstitial fluid in the medulla of the kidney?
| 1. | reabsorption of salt from various regions of Bowman’s capsule |
| 2. | active transport of sodium from the upper part of the ascending limb |
| 3. | counterflow of fluid through the two limbs of the loop of Henle |
| 4. | diffusion of urea out of the collecting duct |
Subtopic: Concentration of Urine |
62%
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Subtopic: Concentration of Urine |
92%
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Which is not true of ADH?
| 1. | released by posterior lobe of the pituitary gland |
| 2. | secretion decreases when you drink a lot of water |
| 3. | secretion increases when osmotic pressure in body increases |
| 4. | increases urine volume |
Subtopic: Autoregulation of GFR |
63%
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Aldosterone
| 1. | is released by the posterior pituitary gland |
| 2. | is an enzyme that converts angiotensin into angiotensin II |
| 3. | secretion is stimulated by an increase in blood pressure |
| 4. | secretion increases in response to angiotensin II |
Subtopic: Autoregulation of GFR |
59%
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Which system has the homeostatic function of helping regulate volume and composition of blood and body fluids?
1. integumentary
2. muscular
3. exocrine
4. urinary
1. integumentary
2. muscular
3. exocrine
4. urinary
Subtopic: Autoregulation of GFR |
83%
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