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Mr.Gish

Sensation

TermDefinition
Absolute threshold the minimum stimulation needed to detect a particular stimulus 50 percent of the time
Difference threshold the minimum difference between two stimuli required for detection 50 percent of the time. A noticeable difference.
Maximum threshold
Parallel processing the processing of several aspects of a problem simultaneously; the brain`s natural mode of information processing for may functions, including vision.
Perception the process of organizing and interpreting sensory information, enabling us to recognize meaningful objects and events
Sensory adaption diminished sensitivity as a consequence of constant stimulation.
Sensory interaction the principle that one sense may influence another, as when the smell of food influences its taste
Signal Detection theory a theory predicting how and when we detect the presence of a faint stimulus amid background stimulation. Assumes there is no single absolute threshold and detection depends partly on a person`s experience, expectations, motivation and level of fatigue.
Stimuli
Transduction conversion of one form of energy into another. In sensation, the transforming of stimulus energies, such as sights, sounds, and smells, into neural impulses our brains can interpret
Weber`s Law
Created by: owenwelsh
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