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': 'Middle meningeal aery is a branch of aery : \nSelect and explain. \nA. Maxillary, B. Posterior cerebellar, C. ECA, D. Veebral', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A. i.e. Maxillary aeryMiddle meningeal aery, commonest source of extradural haemorrhage is branch of Ist pa of maxillary aery(terminal branch of external carotid aery)', 'role': 'assistant'}]