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': 'All of these are branches of maxillary nerve in pterygopalatine fossa except \nSelect and explain. \nA. Zygomatic nerve, B. Infraorbital nerve, C. Pterygopalatine nerve, D. Posterior superior alveolar nerve', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Infraorbital nerve emerges within the orbit.', 'role': 'assistant'}]