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20 Cards in this Set

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  • Back
Sensation
occurs anytime a stimulus activates one of your receptors.
Stimulus
The enviroment which an organism responds.
Perception
interpretation of a sensation
Absolute Threshold
level of stimulus that proceduces a positive response of detection 50 percent of the time.
Attention
process of focusing your perception of a limited number of your stimuli.
2 factors of attention:
Stimuli
Individual
Gesalt
The experiences that comes from organizing bits and
Proximity
tendency to group together those elements that are close to each other.
Continuity
tendency to see smooth contineous contours rather than discrete, disrupted shapes.
Similarity
tendency to group together those lements that are similar
Simpicity
tendency to perciever a pattern in the simplest most organized manner
Closure
tendency to group according to enclosed or completed rather than open
Figure-Ground Perception
the ability to discriminate properly between a figure and its background
Ex:3-D, 2-D
Subliminal Perception
auditory or visual messages presented below the absolute threshold.
Depth perception
ability to reconize distances and threedimensionality
Textur-Density gradient
amount of detail
linear perspective
based on the fact that parallel lines converge when streched
convergence
process by which you eyes turn inward to look at nearby objects.
Constancy
people are able to percieve objects as the same by the processes of size, shape, brightness, and color
illusion
perceptions that miss represent physical stimuli.