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': 'Structures passing through obturator foramen are all except - \nSelect and explain. \nA. Obturator nerve, B. Obturator aery, C. Obturator vein, D. Internal pudendal vessels', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Through the canal the obturator aery, obturator vein and obturator nerve pass out of the pelvis.', 'role': 'assistant'}]