PSYCH 100 Lecture Notes - Lecture 17: Endorphins, Cochlea, Taste
Document Summary
Sense organs: sense organs: organs that receive stimuli, sensory receptor cells: Perception: sensation, perception, example: your ear receives a stimulus in the form of sound waves, you perceive that your favorite song is on the radio. Sensory limits (thresholds: absolute threshold, difference threshold: Parts of the eye: cornea, iris, pupil, lens, retina, the retina has two types of receptor cells: How the eye works: rods, cones, fovea, optic nerve: Color vision: the opponent-process theory: second level of color processing. Color afterimages: after staring at one color for a long time we will see an afterimage of the opposite color. Visual perception: how is visual information processed into meaningful perceptions, the figure-ground concept: The 4 gestalt principles of perceptual organization: 1. Proximity: things that are close together are grouped together in the mind as: 2. Closure: incomplete figures tend to be seen as complete because our brain if they belong together fills in missing information: 3.
