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': 'Median nerve supplies which branch to the brachial aer - \nSelect and explain. \nA. Sensory branch, B. Sympathetic branch, C. Motor branch, D. None', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is'b'i.e., Sympathetic branchRef: Gray's Anatomy 39,/el'Median nerve supplies vascular branches to the brachial aery in the arm.These fibres are sympathetic fibres.Median nerve has no sensory or cutaneous branch in the arm.Only branches it gives off in the arm are sympathetic branches to the brachial aery.", 'role': 'assistant'}]