Anatomy Terms- Muscle: Part 2- Forehead and Eye Muscles (names, location, job)

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Cards Contain Muscle name, location, and job.

SCALP/EYELID

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Occipitofrontalis (Epicranius) Muscle

is a muscle which covers parts of the skull. It draws the scalp back which raises the eyebrows and wrinkles the forehead. ((using this muscle to pull your eyebrows BACK causes your ears to wiggle))

Occipitalis Muscle

Covers the occipital bone. Functions to move the scalp.

Frontalis Muscle

is located on the front of the head. It lifts the eyebrows, especially when looking up. It also acts when a view is too distant or dim.

Orbicularis Oculi Muscle

is a muscle which wraps around the top of the eye socket. Its function is to close the eyelids.

Corrugator Supercilii Muscle

is a muscle located at the medial end of the eyebrow, beneath the Frontalis and just above Orbicularis Oculi. Its function it to wrinkle the forehead.

Depressor Supercilii Muscle

function is to depress the eyebrow.

Extraorcular Muscles (outside of the eye)

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Levator Palpebrae Superioris Muscle

is the muscle in the orbit that elevates the superior eyelid. Its function is to retract and elevate the eyelid. Is assisted by the Superior Tarsal Muscle.

Superior Rectus Muscle

functions to elevate, adduct, and medially rotate the eye. Located within the eye socket.

Inferior Rectus Muscle

functions to depress and adduct.
Located within the eye socket.

Medial Rectus Muscle

functions to adduct the eyeball
Located within the eye socket.

Lateral Rectus Muscle

(also) functions to adduct the eyeball
Located within the eye socket.

Superior Oblique Muscle

functions-
primary: intorsion.
secondary:abduct (laterally rotate) and depress the eyeball

Inferior Oblique Muscle

extortion, elevation, abduction

Intraocular Muscles
(inner eye muscles)

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Ciliary muscle

is an Intraocular muscle (inner eye). It is an accommodation muscle.

Iris dilator muscle

functions to dilate the pupil (black space) of the eye.

Iris sphincter muscle

is a muscle in the part of the eye called the iris. It encircles the eye, appropriate to its function as a constrictor.

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