muscles of the eye

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Eye Muscles The True Body Builders Of The Body Arizona Retina Project

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. Circular and radial muscles of the iris named Iris Sphincter Muscle and Iris Dilator Muscle respectively control how much light enters the eye. The eye has six muscles. Provides mechanical structure integrity and rigidity for the eye superior inferior medial and lateral rectus straight muscles that move the eyeball up down and side-to-side. Depresses eye and turns it laterally trochlear superior.

The VI nerve abducens. The third cranial nerve oculomotor nerve the fourth cranial nerve trochlear nerve and the sixth cranial nerve are all. The seven extraocular muscles are the levator palpebrae superioris superior rectus inferior rectus medial rectus lateral rectus inferior oblique and superior oblique. The eyeball is attached six striated muscles.

Intraocular and extra ocular muscles 2132016 2Muscles of the eye Gives astonished look Closing of the eye 3. These muscles arise from the eye socket orbit and work to move the eye up and down side to side or in a circular motion. The human eye has six eye muscles. Intraocular muscles Ciliary muscles -helps in.

Controlling the eye muscles is the responsibility of three cranial nerves. Elevates eye and turns it laterally. They are split into two primary groups. The recti muscles and the oblique muscles.

The superior oblique muscle of the eye which governs rotational movement is innervated by this nerve. Medially and depresses eye. Four straight - upper lower lateral and medial and two oblique - upper and lower. Outer iris smooth muscle the Iris.

The IV trochlear nerve. This nerve controls the. What are the muscle of the eye.