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PTA CN's
PTA Cranial Nerve
Term | Definition |
---|---|
Cranial Nerve I | Olfactory Nerve; sense of smell; cerebral hemisphere |
Cranial Nerve II | Optic Nerve; sense of vision; cerebral hemisphere |
Cranial Nerve III | Occulomotor Nerve; eye movement and pupil constriction; mid brain |
Cranial Nerve IV | Trochlear Nerve; eye movement; mid brain |
Cranial Nerve V | Trigeminal Nerve; somatosensory info (touch and pain) from face and head; mm's of chewing; Pons |
Cranial Nerve VI | Abducens; eye movement; Pons |
Cranial Nerve VII | Facial nerve; taste for anterior 2/3 of tongue; somatosensory info from ear; controls mm's of facial expression; Pons |
Cranial Nerve VIII | Vestibulocochlear Nerve (acoustic); hearing and balance; Pons AND Medulla |
Cranial Nerve IX | Glossopharyngeal; Taste for posterior 1/3 of tongue; somatosensory info from tongue, tonsil and pharynx; controls some mm's used in swallowing; Medulla Oblongata |
Cranial Nerve X | Vagus Nerve; Viscera, glands, digestion and heart rate; Medulla Oblongata |
Cranial Nerve XI | Spinal Accessory Nerve; mm's of head movement: trapezius; Medulla Oblongata |
Cranial Nerve XII | Hypoglossol Nerve; controls mm's of tongue; Medulla Oblongata |
CN I Test | Olfacotry; Smell Familiar Smells |
CN II Test | Optic; eye chart (Snellen) |
CN III Test | Oculomotor; up, down and medial gaze following light |
CN IV Test | Trochlear; down and in gaze |
CN V Test | Trigeminal; Corneal reflex, face sensation; clench teeth + push down on chin to separate jaw |
CN VI Test | Abducens; Lateral gaze |
CN VII Test | Facial; Close eyes tight; smile and show teeth; Whistle an dpuff cheeks; identify familiar tastes |
CN VIII Test | Vestibulocochlear; Hear watch tick; hearing tests; balance and coordination tests |
CN IX Test | Glossopharangeal; Gag reflex; ability to swallow |
CN X Test | Vagus; Gag reflex; ability to swallow; say "ahh" |
CN XI Test | Accessory; Resisted shoulder shrug |
CN XII Test | Hypoglossal; Tongue protrusion straight out |