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Eye Anatomy

Diagram of a human eye with an arrow pointing to the cornea, labeled "Cornea."

Cornea: Clear tissue in front of the color of the eye.

Diagram of an eye with an arrow pointing to the sclera, which is the white outer layer.

Sclera: White of the eye.

Diagram of an eye with the conjunctiva labeled

Conjunctiva: Clear tissue covering the sclera

Diagram of the human eye labeled with an arrow pointing to the iris.

Iris: Color of the eye.
Pupil:
 Hole in the middle of the iris.
Aqueous:
 Liquid filling the space between the cornea and the iris.

Diagram of a human eye highlighting the lens with an arrow and label."

Lens: Part of the eye responsible for focusing.

Diagram of human eye with arrow pointing to muscle

Ciliary Muscle: Reshapes the lens to allow the eye to focus.

Diagram of an eye with an arrow pointing to the retina.

Retina: Composed of tiny receptors that allow the eye to see.
Vitreous:
 Clear gel filling the inside of the eye.

Diagram of a human eye with an arrow pointing to the macula.

Macula: Center of the retina. Has the most densely packed receptors for best vision.

Diagram of the human eye highlighting the optic nerve.

Optic Nerve: Connects the eye to the brain.

Diagram of an eyeball with labeled extra-ocular muscle and arrow pointing to it.

Extra-ocular Muscle: Allows the eye to move.