Which of the following explains why, after staring at a light bulb, we tend to see a shadow floating in front of our vision when we look away?
A) the opponent-process theory
B) the trichromatic theory
C) the signal-detection theory
D) the gate control theory

Question

Quizplus · Accepted Answer

The opponent-process theory suggests that a visual experience of one color opposes that of another color (red-green, blue-yellow, and black-white). Staring at a bright light, such as a light bulb, activates the cells corresponding to that particular color in the eye. When the eye moves away from the light, the afterimage is created due to the opposing color being activated. In this case, the floating shadow is likely the result of the opponent color being activated after staring at the bright white light bulb.

Which of the Following Explains Why, After Staring at a Light