Muscles of the head and neck

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stylohyoid

attached to styloid process and hyoid bone

orbicularis oculi

closes eye

zygomaticus major

elevates corner of mouth

masseter

elevates jaw

levator labii superioris

elevates upper lip

frontal belly of occipitofrontalis

protracts scalp

occipital belly of occipitofrontalis

retracts scalp

risorius

tenses angle of mouth laterally

buccinator

tenses cheeks

platysma

thin muscle on side of neck, depresses jaw

digastric

two-bellied neck muscle

corrugator supercilii

wrinkles forehead


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