Action potentials can be first observed in the ________ of the visual system.
A) bipolar cells
B) horizontal cells
C) ganglion cells
D) photoreceptors
E) amacrine cells

Question

Quizplus · Accepted Answer

Action potentials are first observed in the ganglion cells of the visual system. Photoreceptors, bipolar cells, and horizontal cells generate graded potentials, but ganglion cells are the first to generate action potentials that propagate along the optic nerve. Amacrine cells are also involved in signal processing within the retina, but they do not generate action potentials.

Action Potentials Can Be First Observed in the ________ of the Visual