This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
[{'content': 'Area that lies immediately lateral to the anterior perforating substance is \nSelect and explain. \nA. Orbital gyrus, B. Uncus, C. Optic chiasma, D. Limen insulae', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The limen insulae is the Antero-inferiorly located insular coical surface which conjoins the inferior insular point, the anterior perforated surface, and the temporo mesial surface.', 'role': 'assistant'}]