Zoology-Urine Formation
NEET Zoology Urine Formation MCQ Question
Type: MCQ-diagram based-Hard-Class 11
Consider a diagram showing a nephron with labeled segments including the proximal convoluted tubule (PCT), loop of Henle, distal convoluted tubule (DCT), and collecting duct. Which segment is primarily responsible for maintaining the osmolar gradient within the kidney interstitium?
A
Loop of Henle
B
Proximal convoluted tubule
C
Distal convoluted tubule
D
Collecting duct
Correct Answer
Option A
Detailed Explanation
The loop of Henle primarily helps to maintain the osmolar gradient (300 mOsmolL –1 to 1200 mOsmolL –1) within the kidney interstitium, as described in the NCERT context.
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