Action of superior rectus:: (A) Abduction and intoion, (B) Adduction and extoion, (C) Adduction and intoion, (D) Abduction and extoion
Answer is C. Superior rectus muscleIt is innervated by the superior division of the oculomotor nerve (Cranial Nerve III).In the primary position (looking straight ahead), the superior rectus muscle's primary function is elevation, although it also contributes to intorsion and adduction.