00:01
So the question we're tasked with today is asking us what color negative after image would we see after staring at a green dot for a long period of time.
00:09
We're given four options, blue, yellow, black, and red.
00:14
This question is basically getting at our understanding of the opponent process theory and the definition of after image.
00:37
Understanding these two concepts are key to understanding, what the question is asking us.
00:46
The opponent process theory is believed with the understanding that color, when perceived, is coded in opposing pairs, that being black and white, yellow and blue, and green and red.
00:58
The basic understanding behind this is that when we see certain things, the cells in our visual system are excited by certain colors, but inhibited by certain colors, that being the opponent pairs.
01:10
However, the complication or implication with the opponent things, process theory is that of an after image.
01:17
And an after image is basically what happens when you stare at an object with a certain color for some time and the continuation of the visual sensation even after looking away or the removal of the stimulus...