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': 'Which nerve is damaged in fracture surgical neck humerus ? \nSelect and explain. \nA. Axillary, B. Radial, C. Ulnar, D. Median', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Axillary Complications of fracture surgical neck humerus Shoulder stiffness. Axillary nerve is paicularly vulnerable, both from the injury and from surgery o Axillary aery injury Malunion Nonunion Myositis ossificans", 'role': 'assistant'}]