Muscles of the Head

Muscles of the Human Head

16 cards·by bpieri

epicranius-frontal and occipital bellies

Major muscle of the human head that covers the dome of the skull

frontal belly

located on the skin of eyebrows and root of nose; this muscle raises the eyebrows

occipital belly

muscle within the epicranus that fixes the aponeurosis and pulls the scalp posteriorly

orbicularis oculi

muscle of the eyelids; located in the tissue of the eyelid' it closes eyes, produces blinking, squinting, and draws eyebrows inferiorly

levator labii superioris

located on the skin and muslce of upper lip and nostrils; it raises and furrows the upper lip; opens the lips

corrugator supercilii

located on the skin of eyebrows; draws eyebrows medially and inferiorly

zygomaticus-major and minor

the muscle at the corner of mouth to the cheekbone; raises lateral corners of mouth upward

risorius

draws corner of lop laterally; tenses lip; zygomaticus synergist

depressor labii inferioris

small muscle from lower lip to mandible; draws the lower lip inferiorly

orbicularis oris

closes the mouth; the kissing and whistling muscle

mentalis

muscle on the chin that wrinkles the chin

buccinator

muscle of the cheek; compresses the cheek (zoolander face); holds food between teeth during chewing

masseter

closes the jaw and elevates the mandible

temporalis

fan-shaped muscle that closes the jaw, elevates and retracts the mandlibe

medial pterygoid

runs along surface of mandible; elevates mandible; aids in grinding movements of teeth

lateral pterygoid

above the medial pterygoid; protracts jaw; aids in grinding movements of teeth