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Buccal Cavity
Space between cheek and teeth
Orbicularis Oris
Focus of the facial muscles (all muscles insert here); encircles mouth; puckers lips; closes mouth

Buccinator
Rlly involved in chewing; pulls lips toward teeth (plosive sounds)

Risorius
Rlly involved in chewing; pulls lips toward teeth *on top of buccinator (plosive sounds)

Zygomaticus Minor
Angular facial muscles; elevate upper lip

Zygomaticus Major
Draws angle of lips up (smile); angular facial muscle

Levator Anguli Oris
Elevate lip (angular facial muscle)

Levator Labii Superioris
vertical facial muscle; raises upper lip and flares nostril

Mentalis
Vertical facial muscle; Wrinkles chin, protrude lower lip