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功能连接性与个人在情感注意力眼任务上的差异有关

Stephen D Smith¹, Jennifer Kornelsen²

¹Department of Psychology, University of Winnipeg, Winnipeg, Manitoba, Canada.

Neuroimage. Reports

|June 26, 2025

概括

情感注意力眼 (EAB) 的个体差异与大脑连接有关. 具体来说,是轨道前皮层.

科学领域:

认知神经科学认知神经科学
神经成像是一种神经成像.
心理学心理学心理学

背景情况:

情感注意力眼 (EAB) 任务测量了通过情感刺激来捕捉注意力.
在目标损伤检测前不久呈现的情绪刺激,这种现象被称为EAB.
在EAB效应的大小方面存在个体变化.

研究的目的:

调查EAB个体差异的神经基础.
检查静止状态功能连接性和EAB大小之间的关系.

主要方法:

25名参与者接受了静止状态的功能磁共振成像 (fMRI).
参与者完成了一项EAB任务,使用负面,色情和中性分心器在不同的滞后时间 (200毫秒和800毫秒).
基于种子的分析将功能连接与EAB效应大小相关联.

主要成果:

在右轨道前皮层 (OFC) 和顶部区域的功能连接之间发现了积极的相关性,具有负面和色情的EAB效应.
情色EAB效应也与右侧OFC和左侧中额头回形之间的连接有关.

结论:

在EAB的个体差异与涉及正确OFC的功能连接模式有关.
这些发现表明,OFC连接在调节通过情绪刺激捕捉注意力的过程中起着作用.

关键词:

眼是一种注意力闪.捕捉注意力的注意力捕捉.情感上的注意力 - - 眼.情绪诱导的失明引起的失明.功能连接性的功能连接性.休息状态的fMRI.

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