PSYC 2700 Study Guide - Midterm Guide: Dementia, Wilhelm Wundt, White Matter
4 Feb 2019
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Gtransitiontocogpsych communicationtheorybroadbent computers computersciencetryingtounderstandthemindbythinkingaboutit like a computer cognitiveneurosciencelocalizationoff inthebrain thereis aflowofinfothatiscoded it islimited. Changesinthecase at whichneuronswillfire can last a fewminshoursdaysweeksetc smallscale ltp bwindividualneurons largescale ltp changesinassembliesofneuronsoverlongperiodsoftime. Gatheringvisualinfo saccade movementofeyefromonethingtoanothernothingis seen f fixation eyepauses roueatestogatherinfo. Mackworth used t scopetoprovethatinfoaccumulates over time it isnotan all ornothing. Eriksen collinsused a tscopetoshowpatterns w diff timedelaysconcludedthatvsmlasts for. Sperlingwholereporttechniquelreportallitems partialreportreportcoedbysounditems found thatsm is verylarge usingpartialreporttechnique weconcludedthatinfo in sm isprecategoricaland non semantic. Specialcharacteristics of sm encodingoccurs over time650ms or 420s mackworth. Duration is brief n250ms or 44s eriksen collins capacity is large sperling. Auerbach coriell usedpartialreporttechniqueusing a bar or a circlecuetheyvariedintervalb w displayofletters barkirderesultswas masking a casinos do occursfor monandbinocularnotdichopticthissuggeststhatthis typeofmaskingaffectsperipheral. Patternhasfeaturesinfostrongestwhenmaskisshown at 100ms notedichoptic is masking 1eye targeton other eye. 1templatemodel pattern is already in ourbrains wejustmatchit whenwe learn limitations. Inefficient we live in an irregularworld we don"thavestrictmatchprocess. Neisser behaviouralevidence highspeedscanningfor a letter z youareslower ifdistractionfigureslooklikethetarget. Lettuin et al neuralevidence looked at theretinaoffrogscertaincellsrespondedto edges etc showedspecializedcells.
