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': 'The presence of large quantities of un-reabsorbed solutes in the renal tubule causes an increase in urine volume is called: \nSelect and explain. \nA. Osmotic diuresis, B. Osmotic natriuresis, C. Water intoxication, D. Water dieresis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Osmotic diuresis', 'role': 'assistant'}]