Cranial nerve anatomy

Front

What is the function of the hypoglossal nerve?

Back

The hypoglossal nerve (CN XII) controls the movements of the tongue, essential for speech and swallowing.

Front

Which cranial nerve is responsible for eye movement and pupil constriction?

Back

The oculomotor nerve (CN III) is responsible for most eye movements and pupil constriction.

Front

What is the primary function of the trochlear nerve?

Back

The trochlear nerve (CN IV) innervates the superior oblique muscle, which is responsible for downward and lateral eye movement.

Front

What sensory function does the olfactory nerve serve?

Back

The olfactory nerve (CN I) is responsible for the sense of smell.

Front

What is the role of the optic nerve?

Back

The optic nerve (CN II) transmits visual information from the retina to the brain.

Front

What are the primary functions of the facial nerve?

Back

The facial nerve (CN VII) controls the muscles of facial expression, conveys taste sensations from the anterior two-thirds of the tongue, and provides some functions for salivary and lacrimal glands.

Front

Which cranial nerve is involved in hearing and balance?

Back

The vestibulocochlear nerve (CN VIII) is responsible for hearing and balance.

Front

What is the function of the trigeminal nerve?

Back

The trigeminal nerve (CN V) is responsible for sensation in the face and motor functions such as biting and chewing.

Front

What cranial nerve controls the muscles of mastication?

Back

The trigeminal nerve (CN V) controls the muscles of mastication.

Front

Which cranial nerve is responsible for the movement of the lateral rectus muscle?

Back

The abducens nerve (CN VI) controls the lateral rectus muscle, allowing for lateral eye movement.