Skull, Face, Scalp Flashcards
(36 cards)
what does frontalis m. do
raises eyebrow (surprise)
what does corrugator supercilii m. do
draws eyebrow in (frowning)
what does orbicularis oculi m. do
closes eye (winking)
orbicularis oculi m. has 2 parts, what are they
orbital part, palpebral part
what does procerus m. do
wrinkles bridge of nose
what does nasalis m. do
compresses & dilates nostril
what does levator labii superioris alaeque nasi m. do
dilates nostril
what does orbicularis oris m. do
closes mouth
what does levator labii superioris m. do
elevates upper lip
what do zygomaticus major/minor do
draws mouth up
what does depressor anguli oris m. do
depresses angle of mouth
what does depressor labii inferioris m. do
depresses lower lip
what does risorius do
retracts corner of mouth
what does mentalis m. do
protrudes lower lip
what does buccinator m. do
compresses cheeks and assists in mastication
what does levator anguli oris m. do
elevates angle of mouth
which muscle elevates & retracts mandible
temporalis m.
which muscle elevates & clenches mandible
masseter m.
which muscle elevates, protracts, & rotates mandible
med. pterygoid m.
which muscle protrudes & rotates mandible; and opens mouth
lat. pterygoid m.
sensory innervation to face & scalp
CN V
sensory to back of head, ears, jaw
Cervical
motor to mm of facial expression
CN VII
motor to mm of mastication
CN V3 (mandibular)
