The membrane of a retinal photoreceptor is ________ in the dark, whereas exposure to light ________ the membrane.
A) depolarized; further depolarizes
B) hyperpolarized; inactivates
C) inactive; depolarizes
D) hyperpolarized; further hyperpolarizes
E) depolarized; hyperpolarizes

Question

Quizplus · Accepted Answer

In the dark, the membrane of a retinal photoreceptor is depolarized due to the continuous release of neurotransmitters. Exposure to light causes the membrane to hyperpolarize, reducing neurotransmitter release.

The Membrane of a Retinal Photoreceptor Is ________ in the Dark