Matching Pairs Eye Parts DefinitionsOnline version assignment by Benjamin D Morgan 1 Pupil 2 Iris 3 Cornea 4 Blind Spot 5 Sclera 6 Lens 7 Cone Receptors 8 Ciliary Muscle 9 Vitreous body 10 retina 11 Optic Nerve 12 Rod receptors Ring of muscle that controls shape of the lens the point at which the optic nerve leaves the eye, creating a "blind" spot because no receptor cells are located there black hole in the eye where light enters the eye. Sends (transmits) electrical signals from the retina (rods & cones) to the brain Back of the eye that contains light receptors that converts light waves into electrical signals the colored part of the eye that controls the amount of light entering the eye. a transparent jellylike substance filling the interior of the eyeball and allows light through clear lens in front of the eye that allows for the passage of light into the eye. The eye contains these for night vision. (long, thin shape) AND found in the back of the eye white part of the eye that provides support and attachment for muscles. Receptor cells that function in daylight or well lit conditions, detect fine detail and give color. (Color Vision) AND found in the back of the eye Focuses light on the back of the eye (retina)