Home
Class 12
BIOLOGY
Assertion. In descending loop of Henele,...

Assertion. In descending loop of Henele, urine is hypertonic while in ascending loop urine is hypotonic.
Reason. Descending loop is impermeable to `Na^(+)` while ascending loop is impermeable to water

A

both are true but reason is correct explanation

B

both are true but reason is not correct explanation

C

assertion is true but reason is wrong

D

both are wrong

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • EXCRETORY PRODUCTS AND THEIR ELIMINATION

    DINESH PUBLICATION|Exercise Check your graps|10 Videos

  • EXCRETORY PRODUCTS AND THEIR ELIMINATION

    DINESH PUBLICATION|Exercise Check your graps|10 Videos

  • EVIDENCES OF EVOLUTION

    DINESH PUBLICATION|Exercise CHECK YOUR GRASP|3 Videos

  • FAMILIES OF FLOWERING PLANTS

    DINESH PUBLICATION|Exercise BRAIN TEASERS -II|97 Videos

Similar Questions

Explore conceptually related problems

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

Assertion: In the descending limb of loop of Henle the urine is hypotoonic, 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^(+)

Main function of descending loop of Henle is

In descending limb of loop of Henle, filtrate becomes

Which of the following statements is correct? (A) The ascending limb of loop of Henle is impermeable to water (B) The descending limb of loop of Henle is impermeable to water (C) The ascending limb of loop of Henle is permeable to water (D) The descending limb of loop of Henle is permeable to electrolytes,

What for the ascending limb of Loop of Henle is permeable

Descending limb/Ascending limb of loop of Henle is impermeable to water.

Read the following statements and select the correct option Statement 1 : When the urine moves through the descending limb, it becomes hypertonic to blood plasma and as it passes through the ascending limb of Henl's loop it becomes hypotonic to blood plasma Statement : The decending limb is permeable to sodium ions, while the ascending limb is impermeable to sodium ions

Assertion : While on going down the loop of Hece, the filtrate becomes hypotonic. Reason : The descending limb of loop of Henle is impermcable to both wster and electrolytes.