PSYCH 100 Lecture Notes - Lecture 5: Achromatopsia, Sound Energy, Ames Room
Document Summary
Example: your ear receives a stimulus in the form of sound waves, you perceive that your favorite song is on the radio. Light is composed of waves that give us: The retina has two types of receptor cells: Most animals only see black, white and shades of gray. Total color blindness in humans is extremely rare (due to lack of cones or malfunctioning cones) Color-blind people can usually see some colors and not others. Most common: red-green color blind: can see yellow-blue spectrum. Rarer: yellow-blue color blind: can see red-green spectrum. Trichromatic theory: the first level of color processing: The opponent-process theory: second level of color processing. After staring at one color for a long time we will see an afterimage of. Brightness constancy: we understand the brightness of an object does not change even when the object is dimly lit. Color constancy: we understand that colors do not change despite different conditions of light.
