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LEARNING THE MUSCLES OF THE HEAD AND FACE

epicranius

or occipito-frontalis the broad muscle that covers the top of the skull consists of the occipitalis and frontalis.

occipitalis

back of the epicranius; muscle that draws the scalp backward.

frontalis

anterior (front) portion of the epicranius; muscle of the scalp that raises the eyebrows,draws the scalp forward, and causes wrinkles across the forehead.

epicranial aponeurosis

Tendon that connects the occipitalis and frontalis

auricularis superior

muscle above the ear that draws the ear upward

auricularis anterior

muscle in front of the ear that draws the ear forward

auricularis posterior

muscle behind the ear that draws the ear backward

masseter and temporalis

Muscles coordinate in opening and closing the mouth, are sometime referred to as the chewing muscles

platysma

broad muscle extending from the chest and shoulder muscles to the side of the chin; responsible for lowering the lower jaw and lip

sternocleidomastoideus

Muscle of the neck that lowers and rotates the head.

corrugator muscle

Muscle located beneath the frontalis and orbicularis oculi that draws the eyebrow down and wrinkles the forehead vertically

orbicularis oculi

the ring muscle of the eye socket; enables you to close your eyes

procerus

covers the bridge of the nose, lowers the eyebrows, and causes wrinkles across the bridge of the nose

buccinator muscle

thin, flat muscle of the cheek between the upper and lower jaw that compresses the cheeks and expels air between the lips

depressor labii inferioris

Also known as quadratus labii inferioris, a muscle surrounding the lower lip; lowers the lower lip and draws it to one side, as iin expressing sarcasm

levator anguli oris

Also known an caninus, a muscle that raises the angle of the mouth and draws in inward.

levator labii superioris

also known as quadratus labbii superioris, a muscle surrounding the upper lip; elevates the upper lip and dilates the nostrils, as in expressing distaste

mentalis

muscle that elevates the lower lip and raises and wrinkles the skin of the chin

orbicularis oris muscle

flat band around the upper and lower lips that compresses, contracts, puckers, and wrinkles the lips

risorius

muscle of the mouth that draws the corner of the mouth out and back as in grinning

triangularis

muscle extending alongside the chin that pulls down the corner of the mouth

zygomaticus

muscles extending from the zygomatic bone to the angle of the mouth; elevate the lip, as in laughing

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