GRE (Graduate Record Examinations) Psychology Sensation and Perception-Sensation & Perception Theories, Applications and Issues Study Material (Page 4 of 10)

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Classification of Perception

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Gestalt Principles of Perceptual Organization: The German word Gestalt roughly translates to whole or form, and the Gestalt psychologist’s sincerely believed that the whole is greater than the sum of its parts. In order to interpret the signals from senses, they theorized that the information was organized into certain groups. This allowed its interpretation without repetition. For example, a group of dots in a straight line is perceived as a row of dots instead of say five different dots. Gestalt Principles of Perceptual Organization are as follows:

  • Figure-Ground: This is the fundamental way to organize visual perceptions. When looking at an object, bo

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Theories of Pain Perception: Gate Control Theory (Melzack & Walls, 1965)

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Gate Control Theory (Melzack & Walls, 1965)

The incoming pain must pass through a gate located in the spinal cord, which determines what information about pain will be sent to the brain. Therefore, it can be opened to allow pain through or closed t

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