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Facial Expression
Muscles
| Question | Answer |
|---|---|
| pterygoids | o: pterygoid plates of sphenoid bone i: medial surface of mandibular ramus a: elevate/protract/translates mandible |
| suprahyoid | o: hyoid bone i: mandible, tounge, floor of brain case a: elevate hyoid, depress mandible, extend tongue |
| infrahyoid | o: sternum, clavicle, larynx i: hyoid a: depress hyoid, retract tongue |
| corruptor supercilii | wrinkles brow |
| nasalis | wrinkles bridge of nose |
| orbicularis oculi | closes eye |
| orbicularis oris | closes/protrudes lips |
| buccinator | compresses cheeks |
| levator labii superioris | elevates upper lip |
| depressor labii inferioris | depresses lower lip |
| zygomaticus | elevates corner of mouth |
| depressor anguli oris | depresses corner of mouth |
| platysma | compresses neck, depresses mandible |