Startle modulation during conscious emotion regulation is arousal-dependent

Startle modulation during conscious emotion regulation is arousal-dependent
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DOI:
10.1037/0735-7044.119.4.1118
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发表时间:
2005-08-01
影响因子:
1.9
通讯作者:
LaBar, KS
LaBar, KS
中科院分区:
医学4区
文献类型:
--
作者:
Dillon, DG;LaBar, KS

文献摘要

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消极情绪的有意识调节已被证明会影响人类的眨眼惊吓反应,但这些结果是否取决于唤醒或基于价值的过程的调节尚不清楚。作者向参与者展示了消极的、中性的和积极的图片,并指导他们增强、维持和抑制情绪反应。在情绪图片实验中,惊吓反应随线索的变化呈以下顺序递减:增强>维持>抑制。对消极和积极图片试验的分析分别揭示了情绪调节对惊吓调节的相似模式。情绪调节对中性试验无影响。结果表明,唤醒,而不是效价,可能是通过有意识的情绪调节来调节惊吓的关键。
Conscious regulation of negative emotion has been shown to affect human eyeblink startle responses, but whether these results depend oil modulation of arousal- or valence-based processes is unknown. The authors presented participants with negative, neutral, and positive pictures and directed them to enhance, maintain, and suppress emotional responses. On emotional picture trials, startle responses decreased as a function of cue in the following order: enhance > maintain > suppress. Analysis of negative and positive picture trials separately revealed similar patterns of startle modulation by emotion regulation. There were no effects of emotion regulation on neutral trials. Results indicate that arousal, not valence, may be critical to startle modulation via conscious emotion regulation.