Sensation and Perception10/8/10I.Sensationa.The response of our sense organs to energy from the environment.II. Perceptiona.The psychological process of organizing and interpret what sensations meanIII. What do you see?a.We don’t see the white triangle; we perceive it. Our brain forces us to see something that is not there.b.What we see and perceive are two different thingsIV. Perceptual Organizationa.Gestalt Psychologistsi.Group of German psychologistsii.“The whole is greater than the sum of its parts”b.Gestalts Laws of Perceptual Groupingi.Similarity: Group elements that are alike.1.Example: An X in a box. What you see is a matrix of dots. What you perceive is an X.ii.Proximity: Group elements that are near each other.1.Example: See four groups of three dots.iii.Continuity: Perceive stimuli that flow together as a whole.1.Examples: Straight line with an squiggly line. Don’t perceive it as four semi circles.
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