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What is the better study to visualize nerves?
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What study shows cranial nerve II (optic nerve)?
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Cranial Nerves
| Question | Answer |
|---|---|
| What is the better study to visualize nerves? | MRI |
| What study shows cranial nerve II (optic nerve)? | orbit study |
| Which study shows the acoustic nerve? | IAC |
| What study shows the facial nerve? | IAC |
| nerve responsible for smell? | olfactory |
| nerve responsible for visual signals? | optic nerve |
| controls all muscles except for lateral rectus & superior oblique | oculomotor |
| controls superior oblique muscles of eyes | trochlear |
| what are the 3 branches of the trigeminal nerve? | ophthalmic, mandibular, & maxillary |
| sends signals from face to eyes | opthalamic |
| controls areas of the tongue | mandibular |
| sensory info from teeth (chewing) | maxillary |
| controls eyeball laterally | abducens |
| controls facial expressions | facial nerve |
| equilibrium & hearing | vestibulocochlear |
| serves the pharynx (throat) for swallowing, posterior 3rd of tongue, & parotid salivary glands (taste & swallowing) | glossopharyngeal |
| aka wandering nerve | vagus |
| controls HR, gastric motility, respiration, BP, muscles of neck (pharynx &larynx) | vagus |
| serves muscles that move head, neck, & shoulders (involved in voice production) | accessory |
| serves muscles of the tongue | hypoglossal |
| cranial nerves anterior to pons? | 1-4 |
| cranial nerves posterior to pons? | 5-12 |
| the cranial nerves go up as you go: | anterior to posterior |
Created by:
gnteumac
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