The light rays pass through the retina to reach the photoreceptors deep in the retina while the action potential travels toward the surface of the retina.

Question

Quizplus · Accepted Answer

The photoreceptors are located at the back of the retina, and light must pass through other retinal layers to reach them. Once activated, the photoreceptors generate an action potential that travels forward toward the retinal surface to reach the optic nerve.

The Light Rays Pass Through the Retina to Reach the Photoreceptors