The pupil is an opening in the center of the eye that allows light to pass to the retina. The iris, however, is responsible for controlling the amount of light that gets in. Why is this?
Vision is a process in which light waves entering the eye are directed toward the retina. It is here where the light is _______; the light is transformed into the electrical and chemical signals of the neurons.
Winston is reading his textbook as he studies for his art history exam. The light waves bouncing off the page enter his eyes and are received by his retinas at the back of his eyes. What is the correct order of structures through which the light waves are processed on their way to the brain?