This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuroanatomy, Subject name: Anatomy
[{'content': 'All of the following are present in lateral sulcus except: \nSelect and explain. \nA. Middle cerebral artery, B. Superficial middle cerebral vein, C. Deep middle cerebral vein, D. Great cerebral vein', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D. Great cerebral veinGreat cerebral vein of Galen is formed by the union of two internal cerebral veins, which run around the brain stem.', 'role': 'assistant'}]