在神经性厌食症中唤起的情绪:社交情感处理的神经和行为相关联:社交情感处理的神经和行为相关联
Jenni Leppanen1,2,3, Olivia Bailey4, Daniel Halls5,6
1Department of Neuroimaging, Institute of Psychology, Psychiatry and Neuroscience, King's College London, London, UK. jenni.leppanen@oulu.fi.
Translational psychiatry
|February 19, 2026
概括
患有神经性厌食症 (AN) 的人对积极电影的积极面部表情和情绪反应减少. 大脑成像没有显示出群体差异,这表明行为变化可能与AN中较慢的任务参与有关.
科学领域:
- 心理学 心理学 心理学
- 神经科学是一个神经科学.
- 临床心理学 临床心理学
背景情况:
- 之前的研究表明,有神经性厌食症 (AN) 的人表现出粗的情绪表达.
- 这种情绪失调可能会通过损害社会互动和增加隔离来加剧AN的进展.
研究的目的:
- 复制和扩展先前在AN中对情绪处理的发现.
- 调查面部和神经对自然主义情绪刺激的反应在有和没有AN的女性.
主要方法:
- 141名女性 (71名AN/重量恢复的AN,70名健康对照) 完成了面部影响和功能磁共振成像 (fMRI) 任务.
- 参与者观看了积极的,中性的和负面的电影,报告情绪,并接受fMRI扫描.
- 对面部表情,大脑活动和情绪评分进行了分析,以确定群体和电影类别的影响.
主要成果:
- 与对照组相比,AN组表现出较低的积极面部影响和较低的情绪评级,对于积极的电影.
- 在fMRI任务期间,没有发现大脑激活的显著群体差异.
- 广泛的大脑激活在感官和关联皮层发生在反应的情感电影在两组.
结论:
- 行为发现证实了AN对积极刺激的反应性改变.
- 缺乏fMRI组差异表明,观察到的行为变化可能源于AN组中对任务的参与速度较慢.
- 这项研究证实了使用情感电影来引起大脑反应的有效性,但强调了需要进一步调查AN中的任务参与动态.
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