GRE (Graduate Record Examinations) Psychology Sensation and Perception-Sensation & Perception Theories, Applications and Issues Study Material (Page 1 of 12)

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Sensation: Absolute Threshold and Recognition Threshold


Although intimately related, sensation and perception play two complimentary roles in how interpretation of the world. Sensation refers to the process of sensing the environment through touch, taste, sight, sound, and smell. This information is sent to the brain in raw form where perception comes into play. Perception is the way brain interprets these sensations and therefore makes sense of the environment.


Sensation is the process by which senses gather information and send it to the brain. A large amount of information is being sensed at an…

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Sensation: Difference, Terminal Threshold and Sensory Adaptation


Difference Threshold

The difference threshold is the amount of change needed to recognize that a change has occurred. This change is referred to as the Just Noticeable Difference. This difference is however not absolute. For example, most individuals would likely notice and addition of one kilogram of weight, i…

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