facial expressions Flashcards
buccinator
O;Alveolar process of maxilla and mandible
I;fibers of orbicularis oris
A;compresses cheeks
depressor labii inferiors
O;mandible between anterior midline and mental foramen
I;skin of lower lip
A;Depresses lower lip
levator labii superioris
O;inferior margin of orbit, superior to infra-orbital foramen
I;orbicularis oris
A;elevates upper lip
levator anguli oris
O;maxilla below infra-orbital foramen
I;orbicularis oris
A;elevates corner of mouth
mentalis
O;incisive fossa of mandible
I;Skin of chin
A;elevates and protrudes lower lip
Orbicularis oris
O;Maxilla/mandible
I;Lips
A;Compresses/purses lips
risorius
O;fascia surrounding parotid salivary gland
I;angle of mouth
A;draws corner of mouth to side
Depressor anguli oris
O;anterolater surface of mandibular body
I;skin at angle of mouth
A;depress corner of mouth
zygomaticus major
O;zygomatic bone near zygomaticomaxillary suture
I;angle of mouth
A;retracts and elevates corner of mouth
zygomaticus minor
O;zygomatic bone posterior to zygomaticotemporal suture
I;upper lip
A;retracts and elevates upper lip
Procerus
O;nasal bone and lateral nasal cartilages
I;aponeurosis at bridge of nose and skin of forehead
A;moves nose, changes position and shape of nostrils
Nasalis
O;Maxilla and alar cartilage of nose
I;bridge of nose
A;Compresses bridge, depresses tip of nose,elevates corner of nostrils
Temporoparietallis
O;Fascia around external ear
I;epicranial aponeurosis
A;tenses scalp, moves auricle of ear
occipitofrontalis frontal belly
O;epicranial aponeurosis
I;skin of eyebrow and bridge of nose
A;raises eyebrows, wrinkles forehead
occipitofrontalis occipital belly
O;occipital bone and mastoid region of temporal bones
I;epicranial aponeurosis
A;tenses and retracts scalp
