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The Cognitive Activity That Involves the Use of Symbols and Consensual

question 32

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The cognitive activity that involves the use of symbols and consensual validation is the


Definitions:

Just Noticeable Difference

The minimal change in stimulation that can reliably be perceived as a difference.

Stimulus Difference

The minimal change in a stimulus that can produce a just noticeable difference in sensory perception.

Absolute Threshold

The minimum quantity of physical energy required for an observer to detect a stimulus 50% of the time.

Sensory Adaptation

The process by which sensory receptors become less sensitive to constant or unchanging stimuli over time.

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