They produce tears that keep the eyes clean ams moist.
the coloured circle at the front of the eye. It can be green, brown or blue [Delete] the black circle in the middle of the iris. It lets light into the eye
retina
the black circle in the middle of the iris. It lets light into the eye
eyelashes
They are protective parts of the eye. The help keep dust and sweat out of the eyes.
eyebrows
iris
A layer of cells inside the eye. It turns the light that enter the eye into nerve signals so the brain can understand what the eye is seeing.
pupil
eyelids
They spread the moisture from tears over the surface of the eye. They also stop excess light from coming in and damaging the eye.
Lacrimal glands
