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Q. No.Consider the given statements and select the option that correctly states them as true (T) or false (F)
(a) GFR in a healthy individual is 7.5 L/hour under normal physiological conditions
(b) 99% of the filtrate formed is reabsorbed by the renal tubules
(c) Increase in ADH level causes a decrease in sodium reabsorption in the DCT
(d) DCT is incapable of reabsorbing \(HCO^-_3\)
a
b
c
d
1.
T
F
F
T
2.
T
T
F
F
3.
T
T
T
T
4.
F
T
F
T
Subtopic: Autoregulation of GFR |
72%
From NCERT
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Read the given statements and select the correct option.
Statement A: Hydrostatic pressure during glomerular filtration is responsible for the formation of concentrated urine.
Statement B: During summer, when body loses a lot of water by evaporation, then the release of anti-diuretic hormone is suppressed from hypothalamus.
1. Both statements (A) and (B) are correct
2. Both statements (A) and (B) are incorrect
3. Only statement (B) is correct
4. Only statement (B) is incorrect
Statement A: Hydrostatic pressure during glomerular filtration is responsible for the formation of concentrated urine.
Statement B: During summer, when body loses a lot of water by evaporation, then the release of anti-diuretic hormone is suppressed from hypothalamus.
1. Both statements (A) and (B) are correct
2. Both statements (A) and (B) are incorrect
3. Only statement (B) is correct
4. Only statement (B) is incorrect
Subtopic: Concentration of Urine: I | Concentration of Urine: II | Autoregulation of GFR | Concentration of Urine |
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Read the following statements:
Statement A: The main differentiating factor between cortical and juxtamedullary nephrons is the length of the loop of Henle.
Statement B: Vasa recta is absent or highly reduced in cortical nephrons.
Select the correct option from the following:
1. Only statement A is correct.
2. Only statement B is correct.
3. Both statements A and B are correct.
4. Both statements A and B are incorrect.
Statement A: The main differentiating factor between cortical and juxtamedullary nephrons is the length of the loop of Henle.
Statement B: Vasa recta is absent or highly reduced in cortical nephrons.
Select the correct option from the following:
1. Only statement A is correct.
2. Only statement B is correct.
3. Both statements A and B are correct.
4. Both statements A and B are incorrect.
Subtopic: Nephron Part 1 | Nephron Part 2 |
90%
From NCERT
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Read the following statements carefully.
Statement A: NaCl is returned to the ascending limb of the loop of Henle from the descending limb of vasa recta.
Statement B: The osmolarity of the filtrate increases from 300 mOsmolL–1 to 1200 mOsmol L–1 as it moves down the descending limb of Henle’s loop.
Choose the correct option from the following:
1. Only statement A is correct
2. Only statement B is correct
3. Both statements A and B are correct
4. Both statements A and B are incorrect
Statement A: NaCl is returned to the ascending limb of the loop of Henle from the descending limb of vasa recta.
Statement B: The osmolarity of the filtrate increases from 300 mOsmolL–1 to 1200 mOsmol L–1 as it moves down the descending limb of Henle’s loop.
Choose the correct option from the following:
1. Only statement A is correct
2. Only statement B is correct
3. Both statements A and B are correct
4. Both statements A and B are incorrect
Subtopic: Concentration of Urine: I | Concentration of Urine: II |
55%
From NCERT
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Assertion (A): The urinary bladder stretches as urine collects.
Reason (R): The urinary bladder is lined by transitional epithelium.
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. Both (A) and (R) are false.
Reason (R): The urinary bladder is lined by transitional epithelium.
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. Both (A) and (R) are false.
Subtopic: Micturition Reflex |
65%
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Assertion (A): There is effective filtration pressure development in glomerulus.
Reason (R) Afferent arteriole is slightly wider than the efferent arteriole.
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. Both (A) and (R) are false.
Reason (R) Afferent arteriole is slightly wider than the efferent arteriole.
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. Both (A) and (R) are false.
Subtopic: Formation of Urine: Ultrafiltration |
64%
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Assertion (A): The descending limb of Henle's loop contain hypertonic urine and ascending Henle's loop urine becomes hypotonic.
Reason (R): The descending Henle's loop is impermeable to Na+ and ascending Henle's loop is impermeable to water.
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. Both (A) and (R) are false.
Reason (R): The descending Henle's loop is impermeable to Na+ and ascending Henle's loop is impermeable to water.
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. Both (A) and (R) are false.
Subtopic: Formation of Urine | Concentration of Urine |
83%
From NCERT
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Assertion (A): Diabetes insipidus is marked by excessive urination and too much thirst for water.
Reason (R): ADH is secreted by the posterior lobe of pituitary gland.
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. Both (A) and (R) are false.
Reason (R): ADH is secreted by the posterior lobe of pituitary gland.
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. Both (A) and (R) are false.
Subtopic: Disorders of Excretory System |
73%
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Assertion (A): Glomerular filtration is an active transport.
Reason (R): Osmolarity of blood is 1200 mOsmol L-1.
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. Both (A) and (R) are false.
Reason (R): Osmolarity of blood is 1200 mOsmol L-1.
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. Both (A) and (R) are false.
Subtopic: Formation of Urine |
52%
From NCERT
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Assertion (A): Glucose and amino acids in the filtrate are reabsorbed by tubular epithelial cells by active transport.
Reason (R): Glucose and amino acids are reabsorbed by sodium coupled transport in PCT.
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. Both (A) and (R) are false.
Reason (R): Glucose and amino acids are reabsorbed by sodium coupled transport in PCT.
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. Both (A) and (R) are false.
Subtopic: Concentration of Urine |
54%
From NCERT
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