Function of superior oblique muscle is:: (A) Intorsion, adduction and depression, (B) Intorsion, abduction and elevation, (C) Intorsion, abduction and depression, (D) Extorsion, abduction and depression
Answer is C. The primary action of the superior oblique muscle is intorsion (internal rotation), the secondary action is depression (primarily in the adducted position) and the teiary action is abduction.