Head, Neck, and Trunk Muscles

epicranius function

raises eyebrows, wrinkles forehead

epicranius

levator labii superioris function

raises and furrows upper lip

levator labii superioris

mentalis function

protrudes lower lip; wrinkles chin

mentalis

orbicularis oculi function

Closes eyelids; used in blinking, winking, and squinting

orbicularis oculi

orbicularis oris function

closes, purses, and protrudes lips; kissing and whistling

orbicularis oris

temporalis function

temporalis

Zygomaticus function

raises corner of mouth

zygomaticus

splenius capitis

splenius cervicis

sternocleidomastoid

sternohyoid

erector spinae

external oblique

Infraspinatus

latissimus dorsi

quadratus lumborum

rhomboid major

teres major

trapezius

Diaphragm

intercostals

internal oblique

pectoralis major

rectus abdominis

serratus anterior

transversus abdominis