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CranialNerves123
cranial nerve numbers and functions
| Term | Definition |
|---|---|
| CN I | olfactory, special sense of smell |
| CN II | optic ,special sense of vision |
| CN III | oculomotor, somatic motor for extrinsic eye muscles, ciliary body, pupillary sphincter |
| CN IV | trochlear, somatic motor to superior oblique eye muscle (SO4) |
| CN V - branch 1 | trigeminal, general sensory for upper head and face |
| CN V - branch 2 | trigeminal, general sensory to maxillary region of face |
| CN V - branch 3 | trigeminal, general sensory for lower jaw and face; somatic motor to muscles of mastication |
| CN VI | abducens, somatic motor to lateral rectus eye muscle (LR6) |
| CN VII | facial, special sense of taste from anterior 2/3 of tongue, somatic motor to muscles of facial expression, visceral motor to submandibular, sublingual, and lacrimal glands |
| CN VIII | vestibulocochlear, special sense of audition and equilibrium |
| CN IX | glossopharyngeal, general sense from pharynx special sense of taste from posterior 2/3 of tongue, visceral sense from carotid baroreceptors and chemoreceptors, visceral motor to parotid gland, general motor to pharynx muscles |
| CN X | vagus, minor special sense of taste from epiglottis visceral sense from viscera visceral motor to viscera somatic motor to pharynx and larynx |
| CN XI | spinal accessory ,somatic motor to pharynx, larynx, sternocleidomastoid & trapezius |
| CN XII | hypoglossal, somatic motor to tongue |
Created by:
mcyangers
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