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': 'Largest cranial nerve \nSelect and explain. \nA. Vagus, B. Trochlear, C. Trigeminal, D. Olfactory', 'role': 'user'}, {'content': 'Answer: C \nExplanation: SOME KEY FACTS ABOUT CRANIAL NERVES \n\nTrigeminal is the largest cranial nerve.\nVagus nerve is with vague or extensive distribution.\nOlfactory is the smallest cranial nerve.\n\niv) Trochlear nerve shows largest intracranial course.\n\xa0\xa0\xa0\xa0\xa0\xa0\xa0v) Buccal nerve is the only sensory branch of anterior division of mandibular nerve\n\xa0 \xa0 \xa0 \xa0vi) Smallest branch of trigeminal nerve is ophthalmic.\xa0\n\xa0 \xa0 \xa0 \xa0vii) Smallest of three terminal branches of opthalmic nerve is lacrimal nerve and frontal nerve is largest terminal branch of opthalmic nerve.', 'role': 'assistant'}]