<prompt> Which of the following structure is not related to cavernous sinus:Abducent nerveOptic nerveOphthalmic nerveTrochlear nerve  <response>: Five structures in lateral wall of cavernous sinus1. Oculomotor nerve2. Trochlear nerve3. Ophthalmic nerve4. Maxillary nerve5. Trigeminal ganglionNote: Internal carotid artery wrapped in its venous and sympathetic plexus along with abducent nerve passes through the center of cavernous sinus. 