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: Anatomy
[{'content': 'Vital point is found in: \nSelect and explain. \nA. Cerebellum, B. Medulla oblongata, C. Hypothalamus, D. Thalamus', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Medulla oblongata', 'role': 'assistant'}]