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Facial muscles
muscles of head and neck
15
Anatomy
Professional
09/27/2009

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Cards

Term
Levator anguli oris (facial)
Definition
superior to maxillary canine, in canine fossa skin tissues at angle of mouth elevates angle of mouth (smile)
Term
Buccinator (facial)
Definition
3 areas: max/mand avelolar processes & pterygomand raphe skin tissues at angle of mouth "kissing muscle"
Term
Epicranial (facial) 2 bellies: frontal, occipital
Definition
frontal- epicranial aponeurosis (tendon over scalp) skin tissue of eyebrow & root of nose raises eyebrow & scalp. Can act independently of each other
occipital- occipital bone & mastoid process inserts into epicranial aponeurosis raises eyebrow & scalp. Can act independently of each other
Term
Orbicularis oculi (facial)
Definition
orbital rim, nasal process of frontal bone some insert at lateral region of eye, others encircle the eye closes eyelid. Assoc w/ "crow's feet"
Term
Corrigator supercilii muscle (facial)
Definition
frontal bone in supraorbital region tissue of eyebrow fruncir el entrecejo
Term
Levator labii superioris (facial)
Definition
infraorbital rim of maxilla skin tissue of upper lip elevates upper lip
Term
Levator labii superiorus aleque nasi (facial)
Definition
frontal process of maxilla 2 areas: skin tissue of ala, & upper lip elevates upper lip, and ala of nose. Flares nostrils
Term
Zygomaticus major (facial)
Definition
zygomatic bone skin tissue at angle of mouth elevates angle of mouth and pulls it laterally
Term
Depressor labii inferioris (facial)
Definition
lower border of mandible passes superiorly to insert in skin tissue of lower lip depresses lower lip exposing mand incisor teeth
Term
Depressor anguli oris (facial)
Definition
lower border of mandible passes superiorly to insert in skin tissue in angle of mouth depresses angle of mouth (frown)
Term
Mentalis (facial)
Definition
mandible near midline skin tissue of chin raises chin, makes lower lip stick out. "thinking" muscle.
Term
Platysma (facial)
Definition
in skin tissue super to clavicle and shoulder passes ant & inserts in lower border of mandible/muscles surrounding mouth. raises skin of neck. "hulk" muscle. (grrrrr).
Term
Risorius (facial)
Definition
from fascia sup to masseter skin tissues at angle of mouth extends mouth laterally
Term
Orbicularis oris (facial)
Definition
encirlces mouth (sphincter muscle) skin tissues at angle of mouth 4 distinct: pursing lips, closing lips, grimacing, pouting/kissing.
Term
Depressor anguli oris
Definition
lower border of mandible passes superiorly to insert in skin tissue in angle of mouth depresses angle of mouth (frown)
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