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Neurology of Swallow
Neuroanatomy
| Question | Answer: Cranial Nerve |
|---|---|
| Mouth held shut | Cranial Nerve VII |
| Relays position of food in mouth | Cranial Nerve V |
| Sense arrival of bolus at palate | Cranial Nerve IX |
| Pushes bolus up and back against soft palate | Cranial Nerve XII |
| Pulls Hyoid up/back | Cranial Nerve V, VII, XII |
| Bring larynx beneath tongue | Cranial Nerve V, VII, XII |
| Hyoid elevation | Cranial Nerve IX |
| Pharynx dilation | Cranial Nerve IX |
| Constriction (peristalsis) initiate esophagus | Cranial Nerve X |
| Bolus passed through stomach | Cranial Nerve X |