True False 3. Humans can see gamma rays. True False 4. The cornea does not have any blood vessels but it does have nerves. True False 5.
Light passes through the cornea, pupil, and retina before hitting the lens.
True False 6. Seven bands of muscles attach to the eyeball to control the ability of the eye to look up and down and side to side. True False 7. True False 8. The color of the eye is determined by the iris.