The Optic Nerve _______

Question

The optic nerve _______.
A) is the first cranial nerve
B) innervates the olfactory epithelium
C) innervates the eyeball muscles
D) innervates the retina of the eye

Accepted Answer

The optic nerve innervates the retina of the eye, transmitting visual information from the eye to the brain. Choice A is incorrect as the olfactory nerve is the first cranial nerve. Choice B is incorrect as the olfactory nerve innervates the olfactory epithelium, responsible for the sense of smell. Choice C is incorrect as the muscles of the eye are innervated by the oculomotor, trochlear, and abducens nerves.