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Related Flashcards
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Cards In This Set
| Front | Back |
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Cocktail Party Effect
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Focus on the most salient signal
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Attentional Blink
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The ability to detect a second target is limited ~150-450 ms
|
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Psychological Refractory Period (PRP)
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Time in which selection & implementation of one response precludes selection & implementation of another
|
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Voluntary Attention
|
goal-directed
internally generated (endogenous) top-down |
|
Involuntary Attention
|
stimulus-driven
externally generated (exogenous) bottom-up |
|
Balint's Syndrome
|
Severe disturbance in visual attention resulting in only one object being perceived at once, mislocalized in space
|
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Which lobes are important for attention?
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Parietal
|
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Change Blindness
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Tendency to not register change in unattended info
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Attention
|
The ability to focus on certain things while ignoring others
|
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3 Parts of Attention (1890 William James)
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1. Voluntary Control
2. Selective in Nature 3. Limited Capacity |
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Covert Attention (1894 Hermann von Helmholtz)
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Move attention without moving eyes
|
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Dichotic listening task
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Subject verbally repeats ("shadows") input from one ear only
Attention to one ear results in better encoding in that ear (and degraded input to unattended ear) |
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3 Stages of Modulating Input
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Register singal
Analyze signal Act on signal |
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Early Selection
|
Pre-sensory analysis (deems signal unimportant)
occurs in registration |
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Late Selection
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Post-sensory analysis (deems signal unimportant)
occurs in analysis |
