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Definition
| The process by which our sensory receptors and nervous system receive and represent stimulus energies from our environment |
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Definition
| the process of organizing and interpreting sensory information, enabling us to recognize meaningful objects and events |
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Definition
| analysis that begins with the sensory receptors and works up to the brain's integration of sensory information |
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Definition
| information processing guided by higher-level mental processes, as when we construct perceptions drawing on our experience and expectations |
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Definition
| the focusing of conscious awareness on a particular stimulus |
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Definition
| failing to see visible objects when our attention is directed elsewhere |
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Definition
| failing to notice changes in the environment |
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Definition
| the study of relationships between the physical characteristics of stimuli, such as their intensity, and our psychological experience of them |
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Definition
| the minimum stimulation needed to detect a particular stimulus 50 percent of the time |
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Term
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Definition
| a theory predicting how and when we detect the presence of a faint stimulus |
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