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The ascending limb of loop of Henle...

The ascending limb of loop of Henle

A

permeable to water but not for electrolytes

B

permeable to both water and electrolytes

C

permeable to electrolytes but not for water

D

impermeable for both electrolytes and water

Text Solution

Verified by Experts

The correct Answer is:
C
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Explore conceptually related problems

Consider the following statement each with one or two blanks. (i). The ascending limb of loop of Henle is impermeable to (1).____but allows transport of (2)._____ (ii). (3)._____and (4)._____play a significant role is producing a concentrated urine. (iii). A fall in glomerular blood flow/glomerular blood pressure/GFR can activate the JG cells to release (5)._____ Which one of the following options correctly fills the blanks in any two of the statements?

The concentration of filtrate will _____ as it moves down in the descending limb of loop of Henle

Knowledge Check

  • Assertion: In the descending limb of loop of Henle the urine is hypotonic, while in ascending limb of loop of Henle, the urine is hypertonic. Reason: Descending limb is impermeable to water while ascending limb is impermeable to Na^(+)

    A
    If both assertion and reason are true and reason is the correct explanation of assertion
    B
    if both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    if assertion is true but reason is false
    D
    if both assertion and reason are false.

  • Which of the following statements are correct? (i). Renal vein takes blood away from kidney. (ii). Urine gets diluted in ascending limb of loop of Henle. (iii). Podocyte occur in inner wall of Bowman's capsule. (iv). Ultrafiltrate/nephric filtrate is plasma minus proteins.

    A
    (i) and (ii)
    B
    (i) and (iii)
    C
    (iii) and (iv)
    D
    (i),(ii),(iii) and (iv)

    • Similar Questions

    Explore conceptually related problems

    Assertion : While on 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.

    Assertion :- The descending limb of loop of Henle is permeable to water but almost impermeable to electrolytes. Reason :- Henle's loop plays a significant role in the maintenance of high osmolarity of medullary interstitial fluid.

    In the descending limb of loop of Henle, the filtrate becomes progressively (a) isotonic (b) hypotonic (c) hypertonic (d) watery

    Assertion : In the descending limb of loop of Henle , the urine is hypertonic , while in ascending limb of loop of Henle , the urine is Hypotonic . Reason : Descending limb is impermeable to Na' while ascending limb is impermeable to H_(2)O

    Read the following statements (a)in tubular reabsorption, substances like glucose, amino acid,Na^+, nitrogenous waste etc are reabsorbed by active transport, while reabsorption of water occur by passive transport (b) 50 -60% of electrolytes and water are absorbed by brush bordered cuboidal epithelium of PCT(c) conditional reabsorption of Na^+ and selective secretion of H^+ and K^+ occurs in DCT(d) filtrate gets concentrated as it moves upward in ascending limb of loop of henle. find the correct option regarding true or false statement.

    How much per cent of water is absorbed in descending limb of loop of Henle?

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