<prompt> The oculomotor and trochlear nerve passes throughThe superior orbital fissureThe inferior orbital fissureThe optic canalNone of the above  <response>: Ans. a The superior orbital fissureRef : A.K. Khurana 6th ed. 337, BDC 4th ed. Vol III, pg 25-6Superior orbital fissureInferior orbital fissureInferior orbital fissure Occulomotor nerve Abducent nerve Nasociliary nerve Lacrimal nerve Frontal nerve Trochlear nerve Superior ophthalmic vein Inferior ophthalmic vein Zygomatic nerve Maxillary nerve Infraorbital vessel Emissary vein Optic nerve Ophthalmic artery 