When a photon of light strikes the eye,
A) the photopigment unites with a molecule of vitamin A and a nerve impulse is generated.
B) photopigment is regenerated.
C) rhodopsin is released into the visual pathway leading from the optic disk to the occipital cortex.
D) the photopigment splits and a series of chemical events stimulates the photoreceptors.
E) rhodopsin splits apart and becomes rose-coloured initiating events that stimulate the ganglion cells.

Question

Quizplus · Accepted Answer

When a photon of light strikes the eye, the photopigment splits, initiating a series of chemical events that ultimately stimulate the photoreceptors. This process is fundamental to the conversion of light into a neural signal that the brain can interpret as vision.

When a Photon of Light Strikes the Eye