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Function of Loop of Henle

Which one of ...

Question

Which one of the following statements in regard to the excretion by the human kidneys is correct?

A

Ascending limb of Loop of Henle is impermeable to electrolytes

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B

Descending limb of Loop of Henle is impermeable to water

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C

Distal convoluted tubule is incapable of reabsorbing HCO

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D

Nearly 99 percent of the glomerular filtrate is reabsorbed by the renal tubules

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Solution

The correct option is D
Nearly 99 percent of the glomerular filtrate is reabsorbed by the renal tubules

Nearly 99 percent of the glomerular filtrate is reabsorbed by the renal tubules

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Similar questions

Maximum amount of water from the glomerular filtrate is reabsorbed in

(a) proximal convoluted tubule

(b) descending limbs of loop of Henle.

(c) ascending limb of loop of Henle.

(d) distal convoluted tubule.

Q. Assertion :While going down the loop of Henle, the filtrate becomes hypotonic. Reason: The descending limb of loop of Henle is impermeable to both water and electrolytes.

Q. Select the statements which are correct with respect to loop of Henle in a nephron.
1) Ascending limb of loop of Henle is impermeable to electrolytes, but is permeable to water.
2) Descending limb of loop of Henle is permeable to water but is impermeable to electrolytes
3) Both ascending and descending limbs are permeable to water.
4) Reabsorption is minimum in the ascending limb of loop of Henle.

Q. Assertion :The renal fluid becomes increasing concentrated when it flows down in the descending limb of loop of Henle towards inner medulla, but its concentration decreases in the ascending limb when it flows towards the cortex. Reason: The descending limb of the loop of Henle water is reabsorbed, the ascending limb is impermeable to water but salt are absorbed.

Q. Assertion :In the descending limb of loop of Henle, the urine is hypertonic, while is ascending limb of loop of Henle, the urine is hypotonic Reason: Descending limb is impermeable to

N a^{+}

,while ascending limb is impermeable to

H_{2} O

.

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