All of the following arise from the apex of orbit except: (A) Superior oblique, (B) Inferior rectus, (C) Superior rectus, (D) Medical rectus
Answer is A. Superior oblique rises from under the surface of the lesser wing of sphenoid, superomedial to the optic canal. The four recti arise from a common annular tendon or tendinous ring of Zinn. The ring is attached to the middle pa of the superior orbital fissure.Ref: BD Chaurasia; Volume 3; 6th edition; Page no: 208