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
[{'content': 'Reabsorption of Water is maximum in: September 2009, September 2012, March 2013 \nSelect and explain. \nA. PCT, B. DCT, C. Collecting duct, D. Loop of henle', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A: PCT Normally about 65% of the filtered load of sodium and water, essentially all the filtered glucose and amino acids and a slightly lower percentage of filtered chloride are reabsorbed by the proximal tubule. The proximal tubules also secrete organic acids, bases and hydrogen ions into the tubular lumen.', 'role': 'assistant'}]