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Nervous System
Cranial nerves
| Term | Definition |
|---|---|
| olfactory nerve | smell |
| optic nerve II | vision |
| oculomotor III | 4 extrinsic eye muscles; makes pupil constrict |
| trochlear IV | superior oblique eye muscle |
| trigeminal V | muscles of mastication sensory of oral cavity, face, teeth, tongue, ear auricle |
| abducens | lateral rectus eye movement |
| facial VII | taste and muscles of facial expression |
| vestibulocochlear VIII | hearing and balance |
| Glossopharyngeal IX | visceral sensory info from heart, lungs, abdominal organs |
| vagus X | visceral sensory info from heart, lungs, abdominal organs |
| accesory XI | trapezius and sternocleidomastoid muscles |
| hypoglossal XII | instrinsic and extrinsic tongue muscles |