This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2017, Subject name: Anatomy
The cranial nerve passing through cavernous sinus is 
Select and explain. 
A. Optic, B. Olfactory, C. Abducens, D. Facial
C: Abducens
Answer: C: Abducens 
Explanation: The cavernous sinuses: drain the venous blood from brain & is placed lateral to the pituitary gland. Contents: Internal carotid aery Abducens nerve (VI) Oculomotor nerve Trochlear nerve Ophthalmic and maxillary division of trigeminal nerve. Mandibular division of trigeminal nerve is not a content of cavernous sinuses.