The Cranial Nerves That Innervate the Extrinsic Eye Muscles Are

Question

The cranial nerves that innervate the extrinsic eye muscles are
A) I, II, and III.
B) III, IV, and VI.
C) II, III, and IV.
D) II and VI.
E) III and V.

Accepted Answer

The extrinsic eye muscles are innervated by cranial nerves III (oculomotor), IV (trochlear), and VI (abducens). Specifically, the oculomotor nerve innervates the superior rectus, inferior rectus, and medial rectus muscles, while the trochlear nerve innervates the superior oblique muscle and the abducens nerve innervates the lateral rectus muscle.