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Cognitive Science CH7
spatial brain
25
Physiology
Undergraduate 1
02/28/2010

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Cards

Term
egocentric space
Definition
map of space coded relative to the body
Term
retinocentric space
Definition
map of space coded relative to eye gaze
Term
allocentric
Definition
location of objects coded relative to each other
Term
cross mdoal perception
Definition
integrating info across sensory modalities
Term
attention
Definition
certain info selected for processing and other discarded; major function of dorsal stream/where
Term
exogenous orienting
Definition
attention guided by external stimuli
Term
endogenous orienting
Definition
attention guided by goals of the perciever
Term
visual search
Definition
detect presence/absence of objects in array
Term
pseudonegelct
Definition
over attention to the left side of space
Term
pop out
Definition
ability to detect objects among distractors
Term
illusory conjuctions
Definition
features of 2 different objects are incorrectly perceived as being associated to a single object
Term
FIT
Definition
how we find targets in a cluttered field; feature integration theory
Term
early selection
Definition
theory of attention, info selected by perceptual attributes
Term
late selection
Definition
theory of attention, info processed up to the level of meaning, then selected
Term
negative priming
Definition
ignored object suddenly attended object, slower responses
Term
neglect
Definition
failure to attend to stimuli opposite lesion
Term
balints syndrome
Definition
difficult in spatial processing b/c bilateral parietal lesion
Term
simultanagnosia
Definition
inability to percieve more than 1 object at a time
Term
extinction
Definition
w/ 2 stimuli, opposite lesion stimuli not percieved
Term
place cell
Definition
specific place, fires, found in the hippocampus
Term
object constancy
Definition
2 routes:
ventral/what - semantic
dorsal/where - directing attention
Term
optic ataxia
Definition
spared what, impaired where/how
Term
integrative agnosia
Definition
see parts but not whole
Term
agnosia
Definition
disorder in object recognition
Term
space
Definition
common dimension of different sensory systems and motor systems
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