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与朋友一起执行任务并不会改变语义过程,而是改变准备:一个与社会N400和CNV事件相关的潜在研究

Sujata Sinha^1,2, Ashley Chau-Morris^2,3, Milena Kostova⁴

¹Department of Neurosciences, Faculty of Medicine, McGill University, Montréal, QC, Canada.

Frontiers in psychology

|April 3, 2025

概括

与单独相比,当人们与朋友一起执行任务时,对单词的N400大脑反应并不大. 然而,朋友的存在增加了焦虑和准备,同时降低了自信.

科学领域:

认知神经科学认知神经科学
社会心理学社会心理学
心理生理学心理生理学

背景情况:

N400事件相关潜力 (ERP) 是语义文字处理的神经标记.
之前的研究表明,在社会环境中 (与盟友一起) 的N400幅度更大.
N400抑制假设表明,这种社会效应可能源于与不熟悉的个人进行交互的管理.

研究的目的:

调查参与者与朋友 (Pwfs) 执行任务时,与单独执行任务时,社交N400效应是否会被放大.
检查条件负变化 (CNV) 和对Pwfs的自我报告信心.
探索社交存在对认知处理和情绪状态的影响.

主要方法:

参与者在他们的EEG被记录时执行了词汇分类任务.
在与朋友 (Pwfs) 和单独的情况下分析了N400和CNV振幅.
在实验之前和之后,评估了国家焦虑水平和自信评级.

主要成果:

在Pwfs和alones之间,N400的幅度没有差异,无论单词一致性如何.
普华永道的CNV比单独的CNV更大,表明对即将到来的刺激措施的准备程度更高.
在Pwfs.中,增加的CNV与较低的自信和更高的状态焦虑相关.

结论:

朋友的存在不会增强N400的语义处理效果.
社交场合,即使是与朋友一起,也会引发表现压力,导致焦虑和准备的增加.
这种社会认知焦虑的相互作用可能会降低在执行任务时的自信.

关键词:

只有一个人.共同的地面建筑的建筑.信息边缘化的信息边缘化参与者与一个朋友一起参加.语义处理语义处理社会 N400s 其他

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