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15 Cards in this Set
- Front
- Back
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Attention
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the ability to process only the visual stimulus relevant to the current behavior
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different types of attention
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covert attention
overt attention |
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Covert attention
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voluntary orienting
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Overt attention
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automatic orienting
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attention to?
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spatial information
other visual details |
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hemiplegia
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lose motor neurons on one side and the side that it innervates will be paralyzed
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pons/medulla lesions
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"locked in" syndrome.
death from inability to breathe cerebral function but little else can function |
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anopia
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cortical blindness
caused by lesions on V1, eyes are perfectly intact, some motion can leak through a little bit |
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hemianopia
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anopia in 1/2 of visual field
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quadrantanopia
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anopia in 1/4 of visual field
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parietal lesions
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perceptions intact, actions altered
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Music aphasia
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Not well documented
Even if you lose cortex, subcortical structures can still be used to determine tone and melody |
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optic ataxia
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Superior parietal cortex
Can see and recognize ojects, but cannot reach out and touch them |
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apraxia
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loss of motor skills
left parietal or bilateral frontal areas |
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loss of motor imagery
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supplementary motor areas
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