Which structure passes through infra orbital fissure: (A) Superior ophthalmic vein, (B) Ophthalmic aery, (C) Trochlear nerve, (D) Trochlear nerve
Answer is D. D i.e. Zygomatic nerve Zygomatic nerve arises from maxillary nerve in the pterygopalatine fossa and passes thrugh inferior orbital fissureQ in to the orbit , where it divides into two branches - zygmaticofacial and zygomaticotemporal nerve Infraorbital nerve passes along the floor of orbit, and emerges on the face through infraorbital foramenQ