| A | B |
|---|
| Cranial Nerve I | Olfactory nerve (sensory only) sense of smell |
| Cranial Nerve II | Optic nerve (sensory only) carries visual signals to the brain |
| Cranial Nerve III | Oculomotor (motor only) eye movement |
| Cranial Nerve IV | Trochlear (motor only) eye movement, gazing downward |
| Cranial Nerve V | Trigeminal (mixed both motor and sensory) Has three divisions, sensations to the face, motor division to muscles of mastication (chewing) |
| Cranial Nerve VI | Abducens (motor) controls muscle for eye movement, directing gaze laterally |
| Cranial Nerve VII | Facial (mixed) controls many facial muscles, sensory portion taste for anterior 2/3rds of tongue |
| Cranial Nerve VIII | Vestibulocochlear (mostly sensory) relay senses for hearing and equilbrium |
| Cranial Nerve IX | Glossopharyngeal (mixed) sensory taste buds from posterior 1/3rd of tongue, motor helps in swallowing and speech, secretion of saliva |
| Cranial Nerve X | Vagus (Mixed) most extensive distribution, many cardiac, pulmonary, digestive, and urinary functions |
| Cranial Nerve XI | Accessory (motor) swallowing and neck and shoulder muscles |
| Cranial Nerve XII | Hypoglossal (motor) tongue movements for speech and swallowing |
