Head & Neck Muscles

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Buccinator

Cheek Tightens cheek, compresses cheeks inward (blowing air), assists with chewing

Zygomaticus

Cheek, facial expression muscle Elevates corners of mouth - smiling

Orbicularis

Encircles the eye Closes the eye - winking

Orbicularis Oris

Encircles the mouth Closes mouth, protrudes lips - kissing

Frontalis

Forehead Raises eyebrows and pulls scalp anteriorly

Platysma

Inferior face and the neck, face expression muscle Depresses lower lip; draws angles of mouth downward

Masseter

Jaw Closes mandible, major muscle of chewing

Temporalis

Lateral muscles of the skull Closes mandible

Sternocleidomastiod

Neck Rotates and extends neck, flexes neck

Occipitalis

Posterior and inferior part of the skull Pulls scalp posteriorly


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