數(shù)字工作記憶廣度對(duì)反應(yīng)抑制影響的腦機(jī)制.pdf

1、西南大學(xué)碩士學(xué)位論文數(shù)字工作記憶廣度對(duì)反應(yīng)抑制影響的腦機(jī)制姓名：鄒高祥申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：發(fā)展與教育心理學(xué)指導(dǎo)教師：沃建中20100501西南大學(xué)碩十學(xué)位論文AbstractAbstractIgnoringirrelevantinformationbecomesmoredifficultwithdisruptingworkingmemoryfunctionsThepresentcross—sectionalstudyaddresse

2、dthisissuebyinvestigatingworkingmemorycapacitydifferencesintheabilitytowithholdaresponsetonontargetstimuli12hi曲span(2024years)and14lowspan(2024years)participantsperformedtwogo／nogotasks(simpleVScompleX)Inthesimpletaskthe

3、subjectsrespondedtoblueXandredO(targetgostimuli)whilewithholdingresponsestotheblueOandredX(conflictnogostimuli)andtonumbersofeithercolor(irrelevantnogostimuli)Inthecomplexversion4vowelsand4consonantswereusedinsteadof0and

4、XAccuracy，responsetimes(RTs)andeventrelatedpotentials(EROs)wererecordedBothhighspanandlowspangroupsmademorecommissionerrorstoconflictnogostimuli(mean6％and9％inthesimpleandcomplextasks，respectively，capacitydifferencesnotsi

5、gnificant)thantoirrelevantnogostimuli(mean1％)，indicatingdifficultyinwithholdingaresponsewhenapertinentstimulusfeature(1etteridentity)wassharedwiththegostimuliInadditiontolaterRTstogostimuliandlaterP3wavesfortheconflictin

6、gstimulithanthehighspangroup，lowspanparticipantsshowedaveryprominentleftposteriorP2andalargeprecentralP3totheirrelevantnogostimuliThesefindingssuggestthatlowspangroupshavedifficultyinignoringirrelevantnogostimulievenwhen