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': 'Glucose reabsorption occurs in the \nSelect and explain. \nA. Proximal tubule., B. Loop of Henle., C. Distal tubule., D. Cortical collecting duct.', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Glucose, amino acids, and bicarbonate are reabsorbed along with Na+ in the early portion of the proximal tubule.', 'role': 'assistant'}]