Which Extrinsic Eye Muscle Moves Through a Pulleylike Loop

Question

Which extrinsic eye muscle moves through a pulleylike loop?
A)Inferior oblique
B)Superior oblique
C)Lateral rectus
D)Medial rectus
E)Superior rectus

Accepted Answer

The superior oblique muscle moves through a pulley-like loop formed by the trochlea, which allows it to change direction as it contracts and increases its mechanical advantage in rotating the eye downward and inward.