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': 'Injury of axillary nerve results in: \nSelect and explain. \nA. Atrophy of deltoid muscle, B. Loss of overhead abduction, C. Loss of sensation of lower pa of arm, D. All', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Atrophy of deltoid muscle', 'role': 'assistant'}]