Lacrimal glands
Cristaline lens
Eyebrows
Pupil
Fovea
Iris
Sclera
Optic nerve
Retina
Aqueous humour
Vitreous humour
Eyelashes
Eyelid
It is transparent, gelatinous fluid filling the eyeball.
Are hairs that grow out of the eyelids. They limit access to light and stop particles from entering the eyes.
Is an area of the retina with many cones. It is responsible for sharp vision.
Is a circular structure. Its colour varies from person to person.
Are folds of skin that are opened and closed by the eye orbit muscles. They prevent the eyeball from drying out and stop particles from entering.
It is an elastic, transparent, biconvex structure behind the iris.
It transmits the information to the brain.
It is the hole in the center of the iris.
Is the opaque, white outer layer. The front part (cornea) is transparent.
Are hairs that stop sweat from entering the eye.
It is a transparent fluid between the cornea and the crystalline lens.
Produce tears, which clean the eye and keep it moist. They also destroy bacteria.
It is the internal layer of the eyeball that contains photoreceptor cells called cones and rods.