This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuroanatomy, Subject name: Anatomy
[{'content': 'Structures in the lateral wall of the cavernous sinus include all EXCEPT \nSelect and explain. \nA. Oculomotor nerve, B. Trochlear nerve, C. Optic nerve, D. Abducens nerve', 'role': 'user'}, {'content': 'Answer: D \nExplanation: (D) Abducens nerve # Cavernous sinus: is a large venous space situated in the middle cranial fossa, on either side of the body of the sphenoid bone.> Structures in the lateral wall of the sinus, from above downwards: 1. Oculomotor nerve; 2. Trochlear nerve; 3. Ophthalmic nerve; 4. Maxillary nerve; 5. Trigeminal ganglion> Structure passing through the centre of the sinus: 1. Internal carotid artery with the venous and sympathetic plexus around it. 2. Abducent nerve.', 'role': 'assistant'}]