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: Surgery
[{'content': 'Renal tuberculosis originates in the: March 2004 \nSelect and explain. \nA. Renal pyramid, B. Renal medulla, C. Afferent tubules, D. Efferent aerioles of glomerulus', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A i.e. Renal pyramid', 'role': 'assistant'}]