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17 Cards in this Set
- Front
- Back
- 3rd side (hint)
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occipitalis
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O=superior nuchal line
I=galea aponeurotica A=tenses and retracts scalp |
tenses...
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frontalis
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O=galea aponeurotica
I=skin of eyebrow & root of nose A=raises eyebrows; wrinkles forehead skin horizontally |
raises...wrinkles...
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orbicularis oculi
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O=frontal & maxillary bone & ligaments
I=tissue of eyelid A=protects eye from injury by blinking, squinting, & drawing eyebrows down; crow's feet result with age |
protects eye by...
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levator labii superioris
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O=zygomatic bone; infraobital margin of maxilla
I=skin & muscle of upper lip A=opens lips; raises & furrows upper lip; flare nostrils |
opens...raises...flares...
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levator anguli oris
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O=infraobital maxilla
I=angle of mouth A=elevates labial commisure, smiles |
elevates...
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zygomaticus major and minor
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O=zygomatic bone
I=skin & muscle at corner of mouth A=raises corner of mouth upward, smiles |
raises...
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risorius
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O=lateral fascia of masseter
I=skin at angle of mouth A=tenses lip (synergist of zygomaticus) |
tenses...
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orbicularis oris
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O=indirectly from maxilla & mandible; fibers blend with other muscle fibers of lips
I=encircles mouth A=closes lips; purses and protrudes lips (kissing muscle) |
kisser
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platysma
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O=fascia of chest (over pectoral muscles & deltoid)
I=lower margin of mandible and skin & muscle at mouth corners A=helps depress mandible to produce downward sagging of mouth; tenses neck skin (e.g. during shaving) |
shaving
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depressor labii inferioris
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O=body of mandible lat. to its midline
I=skin & muscle of lower lip A=draws lip downward (pouts) |
draws lip...
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levator palpebrae superioris
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O=orbital foramen of sphenoid
I=upper eyelid A=opens eyelid |
opens...
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mentalis
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O=mandible (below incisors)
I=skin of chin A=protrudes lower lip; wrinkles chin |
protrudes...wrinkles...
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temporoparietalis
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O=fascia of external ear
I=galea A=tenses scalp & moves auricle of ear |
tenses...moves...
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depressor anguli oris
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O=body of mandible below incisors
I=skin & muscle of angle of mouth below insertion of zygomaticus A=zygomatic antagonist; draws corner of mouth downward & lateral (grimace) |
antagonist of...draws...
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corrugator supercilii
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O=arch of frontal bone above nasal bone
I=skin of eyebrow A=draws eyebrows together; wrinkles forehead vertically |
draws...wrinkles
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nasalis
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O=maxilla
I=procerus muscle; cartilaginous ala of nose A=helps to scrunch nose and enlarge nares |
scrunches...enlarges...
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procerus
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O=nasal bones and lat. nasal cartilage
I=forehead A=depresses medial end of eyebrow; wrinkles skin over nose |
depresses...wrinkles...
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