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a+p swallowinf
| Term | Definition |
|---|---|
| filter | resonance cavities |
| source | phonation cavities |
| power | respiration cavities |
| parts of the mandible from the top down | ramus, angle, corpus |
| maxilla | upper jaw |
| enamal | hard, outermost layer of a tooth |
| dentin | Dense tissue forming the bulk of a tooth, ivory |
| cementum | thin layer of bone holding the tooth |
| root | embedded in alveolar process |
| incisors | bite things in the front of mouth |
| canines | single cusp |
| premolars | bicuspids |
| class 1 nuetrocclusion | normal teeth orientation |
| class 1 malocclusion | normal orientation of molars; abnormal orientation of incisors |
| class 2 malocclusion | overbite |
| class 3 malocclusion | underbite |
| orbicularis oris | constriction of oral opening |
| platysma muscle | depress mandible (lower jaw) |
| massester and temporalis | elevates mandible |
| levator palatine | elevates velum |
| musculus uvulae | elevates and retracts soft palate makes up structure of uvula |
| palatoglossal | elevate posterior portion of tongue |
| buccinator | moves food onto grinding surface of molars |
| intrinsic tongue muscles | both origin and insertion are within the body of the tongue |
| superior longitudinal muscle | elevates tongue tip |
| inferior longitudinal muscle | shortens tongue, pulls tip downward, assists in retraction |
| transverse muscle | narrows and elongates tongue |
| verticle muscle | flattens tongue |
| extrinsic tongue muscles | one attachment within the tongue, one external |
| Genioglossus | depresses and protrudes tongue, largest |
| Styloglossus | draws tongue tip back and up |
| Palatoglossus (glossopalatine) | elevates tongue/ depresses soft palate |
| hyoglossus | depress and retract tongue (elevate hyoid) |
| mastication | chewing |
| degultition | swallowing |