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': 'In humans, effective renal blood flow is ? \nSelect and explain. \nA. 425, B. 525, C. 625, D. 725', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e., 625 ml', 'role': 'assistant'}]