Eye structures

Retina

Neural tubic of the eye

Vitreous humor

Fluid in back segment of the eye

Chroid

Vascular tunic of the eye

Cornea

Transparent part of the eye. Where light enters

Aqueous humor

Fluid in front segment of eye

Optic nerve

Provides a pathway for vision to the brain

Lens

Allows precise focusing of light on the retina

Iris

Color portion of the eye

Pupil

This part of the eye allows light to enter to the retina. It can dilate and constrict

Ciliary body

Ring of tissue surrounding the lens that controls lens shape

Sclera

Fibrous tunic of the eye

Optic disk

Blind spot