This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidneys and Body Fluids, Subject name: Physiology
Action of ADH 
Select and explain. 
A. Reabsorption of Na+ in DCT, B. Reabsorption of water in DCT, C. Reabsorption of Glucose in DCT, D. Reabsorption of HCO3 in DCT
B: Reabsorption of water in DCT
Answer: B: Reabsorption of water in DCT 
Explanation: Ans. (b) Reabsorption of water in DCT(Ref: Ganong, 25th ed/p.696)ADH facilitates water resorption by acting in DCT and collecting tubules