Lesson 4: Top-down and bottom-up processing

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5 Terms

1
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2 key processes involved in the perception of sensory stimuli

  • Bottom-up processing

  • Top-down processing

2
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Bottom-up processing

Is determined by incoming sensory info, moving from specific stimulus info to general knowledge.

3
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When is bottom-up processing used?

Used when info is unfamiliar or highly complex

4
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Top-down processing

Is driven by prior knowledge and expectations, moving from general knowledge to specific stimulus information

5
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When is top-down processing used?

Used when what is being perceived is familiar and less complex.