raises eyebrows, wrinkles forehead
pulls scalp posteriorly
closes eye; produces winking, blinking, squinting ("blink" muscle)
Closes and protrudes lips; used in whistling and forming many letters during speech; the "kissing muscle"
elevates corner of mouth; "smiling" muscle
compresses cheek as in blowing sucking whistling; holds food between teeth during chewing
Draws down the lower lip and angles of the mouth; tenses skin of the neck; helps depress mandible
chewing muscle; closes mouth
closes jaw, elevates and retracts mandible
Elevates and retracts hyoid bone"swallow"
flexes neck; rotates head