中国科学院心理研究所机构知识库

对新异联系的启动效应是内隐记忆的一种形式 ,又称联想启动。采用知觉辨认任务 ,探讨额叶损伤与联想启动的关系。 2 5例额叶损伤病人及 18例匹配的正常被试参与实验。结果表明 ,额叶受损病人辨认旧词对与重组词对的正确率没有明显差别 ; 而且 ,轻度记忆损伤的额叶病人再认成绩正常 ,但联想启动值低于对照组 ,内隐记忆和外显记忆相分离。相关分析还发现了联想启动值与威斯康星卡片分类测验中的坚持性错误数、坚持性反应数和语词流畅性等有中度相关。这些结果提示 ,额叶不仅与情节记忆、工作记忆等外显记忆有关 ,也参与了以非相关词对为材料的联想启动。

This study used perceptual identification task to explore the role of frontal lobe in priming for new associations 25 frontal lobe lesioned patients and 18 normal subjects who matched in age and education were tested In the study session, subjects were presented a series of unrelated word pairs and asked to make a meaningful sentence with the two words In the test session, perceptual identification task was performed Subjects were asked to read the old, recombined and new pairs of Chinese words as q...