Site of ADH action is______________?
Correct answer: C. Collecting tubule
- A. Proximal tubule
- B. Loop of Henle
- C. Collecting tubule
- D. Vasa recta
Explanation
ADH inserts aquaporin-2 water channels into principal cells of the late distal tubule and collecting ducts, increasing water permeability and concentrating urine. Among the listed choices, the collecting tubule is the best site.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
Practise Renal Physiology
39 free Renal Physiology MCQs from Physiology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Physiology questions like this
Physiology is on 6 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Renal Physiology questions
In which segment of the nephron does tubular fluid has the highest osmolarity ?
The part of nephron" least permeable to water" is______________?
In osmotic diuresis there is_______________?
Diuresis is caused by______________?
Macula dense in kidney is located in relation to______________?
Which of the following is important in renal excretion of hydrogen ion ?