Project 1: 12 Cranial Nerves

Front

Olfactory (I)

Back

Sensory impulses from nose for sense of smell

Front

Optic (II)

Back

Sensory impulses from eye for vision

Front

Oculomotor (III)

Back

Motor impulses  to eye muscles for movements of the eyes

Front

Trochlear (IV)

Back

Motor impulses to eye muscles for movements of the eyes

Front

Trigeminal (V)

Back

Sensory impulses info from face, scalp, and teeth

Motor impulses to temporal and masseter muscles for closing the mandible as when chewing

Front

Abducens (VI)

Back

Motor impulses to eye muscles for abduction of the eyes

Front

Facial (VII)

Back

Motor impulses to muscles controlling facial expressions like frowning, smiling, etc.

Sensory impulses  from some taste buds of tongue

Front

Vestibulocochlear (VIII)

Back

Sensory impulses from ear for senses of both hearing & balance

Front

Glossopharyngeal (IX)

Back

Sensory impulses from throat and some taste buds at the back of the tongue (salty)

Motor impulses to muscles of throat for swallowing and to salivary glands

Front

Vagus (X)

Back

Sensory impulses from throat, larynx, thoracic and abdominal organs

Motor impulses to stimulate digestive organs, to slow heart rate, to cough, and to swallow