Vasopressin antagonist acts on which pa of the nephron?
Correct Answer: Medullary collecting duct
Description: Answer- D (Medullary collecting duct)'The mechanism by which vasopressin exes its anti-diuretic effect is activated by V2 receptors and involves the inseion of aquaporin-2 into the apical (luminal) membranes at the principle cells of the collecting duct.'
Category:
Pharmacology
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