Muscles of the Mouth and Face (BONUS) Flashcards
Buccinator
playing a trumpet, presses the cheek against teeth
Depressor Anguli Oris (DAO)
“clown smile,” sadness and frowning
Depressor Labii Inferioris (DLI)
show the lower teeth by protruding lip down, used for brushing teeth and flossing
Levator Anguli Oris (LAO)
smirk, elevate one corner of the mouth or assist in smiling, between corner of mouth and middle of eye
Levator Labii Superioris (LLS)
medial to LAO, Elvis-like lip curl, searching for food stuck between teeth
Mentalis
chin’s most medial muscle, pout face
Orbicularis Oris
kiss muscle
Platysma
creature from black lagoon, or moments of extreme fear or rage
Risorius
horizontally across cheek, superficial to buccinator, retracts corner of mouth for not-so-sincere looking smile
Zygomaticus Major
draws corner of mouth upward and laterally with bilateral contraction…SMILE
Zygomaticus Minor
medial to the major, smile or grimace, elevates and protrudes upper lip
Levator Labii Superioris Alaeque Nasi (LLSAN)
flaring the nostril and elevates and protrudes upper lip, vertical strip along side of nose, expression of disgust
Nasalis
flares nostril during forceful respiration
Procerus
between eyebrows, anger or concern, concentration
Corrugator Supercilii (CS)
beneath medial portion of eyebrows, draws eyebrow medial and inferior as with anger, worry, or perplexion
