Muscles of Facial Expression Flashcards
All of the muscles of facial expression are innervated y the ________ nerve
facial
the muscles of the _____ are not well developed in humans
ears
the action of the obicularis oculi is to ______ the eyelid
close
the ____ muscle originates at the anterior nasal spine and below the midline
orbicularis oris
the muscle that assists with chewing food is the ____ muscle
buccinator
the origin of the ____ muscle is just below the infraorbital foramen
levator anguli oris
the ______ muscle slightly elevates the upper lip, as in a smile
zygomaticus minor
the _____ muscle pulls down the corners of the mouth, as in a grimace
platysma
action of orbicularis oris
close and compress lips
action of buccinator
compress cheeks
action of depressor labii inferioris
pout
action of dilator naris
flares nostrils
action of zygomaticus major
smile
action of orbicularis oculi
close eyes
action of posterior auricular
pulls ears backward
action of corrugator
frown
common name for levator labii superioris
upper lip
common name for corrugator
eyebrows
common name for mentalis
chin
common name for buccinator
cheek
common name for orbicularis oris
mouth area
common name for auricular
ears
common name for depressor labii inferioris
lower lip
common name for orbicularis oculi
eye area
common name for nasalis
nostrils
common name for epicranius
scalp
