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学习困难儿童在工作记忆任务中抑制机制的研究
引用本文:王雁,张承芬,刘永芳. 学习困难儿童在工作记忆任务中抑制机制的研究[J]. 心理科学, 2006, 29(3): 674-676
作者姓名:王雁  张承芬  刘永芳
作者单位:1. 潍坊医学院应用心理学教研室,潍坊,261042
2. 济南大学,济南,250022
3. 华东师范大学心理系,上海,200062
摘    要:本研究的目的旨在探讨在WM任务中,LD儿童是否存在抑制机制缺陷。实验程序采用重复启动范式,设计“预期”和“目标”两种启动条件,随后通过间接测量的方式(内隐记忆测验)分别测得LD儿童和NLD儿童对预期词和目标词的启动量。结果表明,LD儿童对预期词的启动分数与目标词没有显著差异,NLD儿童对目标词的启动分数显著高于对预期词的启动分数。我们得出结论:在工作记忆任务中,LD儿童存在抑制机制缺陷。

关 键 词:学习困难儿童  工作记忆  抑制机制

A Research on the Inhibitory Mechanism of Learning Disability Children in Working Memory Tasks
Wang Yan,Zhang Chengfen,Liu Yongfang. A Research on the Inhibitory Mechanism of Learning Disability Children in Working Memory Tasks[J]. Psychological Science, 2006, 29(3): 674-676
Authors:Wang Yan  Zhang Chengfen  Liu Yongfang
Affiliation:1. Research Office of Applied Psychology,Weifang Medical University, Weifang, 261042;2. Jinan University, Jinan, 250022;3. Department of Psychology, East China Normal University, Shanghai, 200062
Abstract:The study was to examine whether inhibitory processes were deficient in learning-disabled(LD)children in working memory(WM)tasks.In the experiment,we employed the repeated priming paradigm to measure the priming amounts of the "expected words "and "target words" in the LD children and a group of matched NLD children.The results indicated that the priming performance of the target words and the expected words were not differentiated in learning-disabled children,yet the priming performance of the target words was significantly higher than the expected words in the children.So we draw the conclusion that LD children have inhibitory mechanism deficits in WM tasks.
Keywords:learning disabilities  working memory  inhibitory mechanism deficits
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