Eye Anatomy Functions

sclera

eye's protective outer coat

retina

Contains sensory receptors (rods and cones) that process visual information and sends it to the brain

choroid

supplies the outer retina with nutrients and maintains the temperature and volume of the eye

fovea centralis

area on the retina that produces the sharpest vision

optic nerve

carries neural impulses from the eye to the brain

cornea

like a window that controls and focuses the entry of light into the eye

aqueous humor

gives nutrients to eye and maintains pressure

lens

focuses light onto retina

iris

narrows and widens to control how much light enters the pupil

ciliary body

Contracts and controls the thickness and shape of the lens

virtreous humor

provides nutrients to your eye and helps your eye keep its shape

optic disk function

serves as the exit point for nerves and entry point for blood