Whereas the trichromatic theory focuses on the functions of the cones,the opponent-process theory explains color vision by studying the:
A) rods
B) opsins
C) ganglion cells and thalamus
D) optic nerve and retina

Question

Quizplus · Accepted Answer

The opponent-process theory is concerned with the reactions of the bipolar and ganglion cells in the retina and their connections to the visual cortex in the thalamus. This theory proposes that color perception is based on the activation of excitation and inhibition processes between the opponent pairs of red-green, blue-yellow, and black-white.

Whereas the Trichromatic Theory Focuses on the Functions of the Cones,the