This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Strabismus, Subject name: Ophthalmology
[{'content': 'Which of the following muscles does not originate from the Orbital Apex? \nSelect and explain. \nA. 2, B. 1, C. 3, D. 5', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. (d) 5Ref: Parson's 22/e, p. 404The four recti and SO originate from the Orbital apex. Only inferior oblique (5), does not originate from the apex.", 'role': 'assistant'}]