Cranial Nerves

Olafactory

Sense of smell

Optic

Sense of sight

Oculomotor

eye movements, lid elevation, pupil contraction and lens shape

Trochlear

downward and inward eye movement

Abducens

eyeball movement

Trigeminal

mastication, touch, pain and temperature

Facial

facial expression, lip articulation, taste of anterior tongue, and secretion of tears & saliva

Vestibulocochlear

Balance and hearing

Glossopharyngeal

taste on posterior tongue, gag reflex, swallowing and phonation of the pharynx

Vagus

Visceral muscle movement: heart, lungs, intestines, etc.

Hypoglossal

speech movements of the tongue, swallowing

Spinal accessory

trapezius and sternocleidomastoid movement