CN & Areas of Brain

CN 1

Olfactory

Olfactory - CN 1

responsible for smell

sensory

CN 2

Optic

Optic - CN 2

responsible for vision

sensory

CN 3

Oculomotor

Oculomotor - CN 3

responsible for eye movement (most muscles) and pupil constriction

Motor

CN 4

Trochlear

Trochlear - CN 4

responsible for eye movement (superior oblique muscle)

Motor

CN 5

Trigeminal

Trigeminal - CN 5

responsible for facial movement and chewing (mastication)

Both - sensory and motor

CN 6

Abducens

Abducens - CN 6

responsible for eye movement (lateral rectus muscle)

Motor

CN 7

Facial

Facial - CN 7

responsible for facial expression, taste (anterior 2/3 of tongue), and tears/saliva

Both - sensory and motor

CN 8

Vestibulocochlear

Vestibulocochlear - CN 8

responsible for hearing and balance

sensory