在特征焦虑中对奖励预期的淡的感知控制效应
Yongyi Liang1, Peitong An2, Guanglong Liu1
1Department of Psychology, Guangzhou University, Guangzhou, China; Center for Reward and Social Cognition, School of Education, Guangzhou University, Guangzhou, China.
Journal of affective disorders
|June 2, 2025
概括
焦虑会损害大脑使用感知控制来增强奖励预期的能力. 这项研究表明,焦虑会影响积极的经历,而不仅仅是负面的经历.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
背景情况:
- 感知控制对于管理焦虑至关重要.
- 焦虑减少了控制负面情绪的缓冲效应.
- 焦虑对积极情况中感知控制的影响尚不清楚.
研究的目的:
- 调查焦虑是否会影响积极奖励场景中的感知控制.
- 检查焦虑个体在奖励预期期间感知控制的神经相关性.
主要方法:
- 在低特征焦虑和高特征焦虑的个体中记录事件相关潜力 (ERP).
- 参与者执行了一项博任务,具有不同程度的感知控制和金钱奖励.
- 分析了ERP组件,如提示P3,刺激前的消极性,奖励的积极性和反P3.
主要成果:
- 高特征焦虑与在奖励预期期间对感知控制的麻木神经反应有关 (cue-P3,刺激前的消极性).
- 这种效应独立于抑郁症状.
- 在奖励消耗阶段 (奖励积极性,反P3) 没有观察到对照效应的减弱.
结论:
- 焦虑会损害通过感知控制来增强奖励预期的能力.
- 这种功能障碍延伸到正价值,表明特征焦虑的价值独立效应.
- 研究结果表明,焦虑中感知到的控制缺陷不仅限于负面情景.
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