| Olfactory (I) | smell NOTE: The Olfactory Nerves extend as individual nerve fibers from the olfactory sensory receptors in the nasal cavity through the base of the cranium to form synpatic connections in the Olfactory Bulbs. Do not make the common mistake of confusing the Olfactory Nerves with the Olfactory Bulbs or the Olfactory Tracts! |
| Optic (II) | vision | Oculomotor (III) | control of eyelid (open) & eyeball movement |
| Trochlear (IV) | turns opposite eye down (superior oblique) |
| Trigeminal (V) | chewing touch & pain of face & mouth |
| Abducens (VI) | turns eye out (lateral rectus) |
| Facial (VII) | facial expressions secretion of tears & saliva taste (anterior 2/3 of tongue) cutaneous sensation from ear control of eyelid (close) control of stapedius muscle (middle ear) |
| Vestibulocochlear (VIII) | hearing equilibrium sensation |
| Glossopharyngeal (IX) | taste (back of tongue) palate & pharynx sensation senses carotid blood pressure motor to pharynx |
| Vagus (X) | senses aortic blood pressure slows heart rate stimulates digestive organs taste from epiglottis motor to palate, pharynx & larynx |
| Spinal Accessory (XI) | control of shoulder muscles control of swallowing movements | Hypoglossal (XII) | control of tongue movements |