Controls shape of lens
transparent "window" of sclera that lets light enter the eye and is well supplied with nerve endings (pain fibers so when eye is touched, blinking and crying occur)
acts like the diaphragm of a camera formed from choroid and is pigmented with a round opening (pupil)
are photoreceptor cells in the retina of the eye that can function in less intense light
Are photoreceptor cells in the retina of the eye that can function in bright light
is a thick watery substance filling the space between the lens and the cornea.
Helps to refract light to be focused on the retina. change the focal distance of the eye so that it can focus on objects at various distances
is the clear gel that fills the space between the lens and the retina of the eyeball
protective outermost tunic which is thick, white connective tissue transparent to create cornea
middle coat of eyeball which is a blood-rich nutritive tunic that has a dark pigment to prevent light from scattering inside the eye; forms ciliary muscle and iris
is a light sensitive tissue lining the inner surface of the eye
transmits visual information from the retina to the brain.