Eye structure

Posterior 5/6ths of the vascular tunic

• Choroid coat

• sclera

• iris

• retina

White part of the fibrous tunic

• Choroid coat

• conjunctiva

• sclera

• iris

substance that fills the posterior cavity of the eye

• aqueous humor

• vitreous humor

• lysozyme

• conjunctiva

Secretes tears

• retina

• lacrimal gland

• sclera

• iris

antibacterial substance in tears

• cones

• rods

• aqueous humor

• lysozyme

smooth muscle that controls the pupil size

• cornea

• sclera

• iris

• ciliary muscles

Photoreceptors that detect the level of light but not the color

• rods

• cones

• bipolar neurons

• ganglion

inner lining of the eyelid

• conjunctiva

• sclera

• retina

• cornea

Part of the retina that produces the sharpest image

• outer pigment

• bipolar neurons

• fovea centralis

• ganglion neurons

Photoreceptors that detect colors and give a fine detailed image

• cones

• rods

• ganglion neurons

• bipolar neurons