Eye anatomy - Human Body Systems

Optic Nerve

Sends nerve impulses to the brain

Optic Disk

“Blind spot” point where nerve exits the eye

Fovea

Focal point of the eye, where an image is “created”

Vitreous Humor

Clear jelly like fluid that keeps the shape of the eye.

Sclera

The white of the that gives the eye it’s shape

Choroid

Middle layer that contains the blood vessels.

Retina

Made of cells that catch the light and relay the info to the brain (sensory receptors).

Aqueous Humor

Watery liquid in the front of the eye.

Cornea

Thin transparent layer that protects the pupil/lens.

Pupil

Opening in the eye that allows ligtht to pass through.

Iris

Muscle that provides color to the eye and controls the size of the pupil.

Lens

Reflects and focuses light from the pupil to the retina.

Ciliary Muscle

Changes the shape of the lens.

Ciliary Body

Makes the clear fluid of the aqueous humor.