Deficit in Visual Perception: Agnosia
15 important questions on Deficit in Visual Perception: Agnosia
What happens when there's a lesion of temporal lobes?
What is object discrimination?
- Impaired by lesion of temoral lobe
What is landmark discrimination?
- Impaired by lesion of parietal lobes
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What is the argument of grip for vision for action?
What is optic ataxia / Optic apraxia?
What does the SLOT task show?
What is perceptual organisation? What is it used for?
- Yellow Rounds belong together
Can be used to make sense of visual information, even when there's limited input
What is the Gollin Picture Task?
What tasks are done badly by patiënt with Apperceptive Agnosia?
- Shadow Task
- Copying Task
- Degraded Letter Task
- Gollin picture Task
How does someone with Intergrative Agnosia copy?
What is the difference between Apperceptive & Integrative Agnosia VS. Associative agnosia?
Associative Agnosia: Problem of coupling visual percept to semantic and other knowledge
Where are Face Selective cells found?
in the Fusiform Face Area (FFA)
More prominent in right hemisphere
What is the same/different in Human & Monkey brain area's?
Monkey region has face selective cells
Human brain more lateralized
Human responses more invariant
What are arguments for faces being special?
- Face selective Neurons
- FFA & other face areas
- N170 ERP when faces are processed
- Prosopagnosia
What are arguments against faces being special?
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