This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
Maximum absorption of NaC1 in proximal convoluted tubule occurs due to the effect of: March 2009 
Select and explain. 
A. ADH, B. Aldosterone, C. Atrial natriuretic peptide, D. Angiotensin II
D: Angiotensin II
Answer: D: Angiotensin II 
Explanation: Ans. D: Angiotensin II Angiotensin II acts at the PCT,Thick ascending loop of Henle/distal tubule, collecting tubule and leads to increased absorption of NaC1 and water and increased H+ secretion. ADH, Aldosterone and ANP acts at the collecting tubule and duct