在注意威胁时,平民道德伤害和杏仁体功能连接
Travis Fulton1, Emma C Lathan2, Maya C Karkare2
1Department of Psychiatry and Behavioral Sciences, Emory University School of Medicine, Atlanta, Georgia; Molecular and Systems Pharmacology PhD Program, Emory University, Atlanta, Georgia.
概括
道德伤害是一种心理创伤,它破坏了情绪-体感通路,特别是在黑人身上. 这种神经生物学特征可能会被与种族有关的压力和暴露在道德上有害的事件中放大.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 创伤研究 创伤研究
背景情况:
- 道德伤害包括创伤后的情感和精神痛苦.
- 道德伤害的神经生理机制仍未得到充分探索.
- 由于与种族有关的压力,种族可能会与道德伤害相交.
研究的目的:
- 调查道德伤害暴露和痛苦的神经相关物.
- 检查种族如何缓和道德伤害的神经生物学影响.
主要方法:
- 48名成年人完成了针对平民的道德伤害暴露和症状量表.
- 功能磁共振成像 (fMRI) 评估了Stroop情感任务期间的大脑活动.
- 分析了杏仁体的 Voxelwise 功能连接性.
主要成果:
- 在右桃体和左体感官皮层连接性和道德伤害暴露之间发现了正相关性.
- 这种连接模式在黑人参与者中是显著的,但不是白人参与者.
- 种族调节了神经生物学对道德伤害刺激的反应.
结论:
- 道德伤害可能会破坏情绪-体感路径,特别是在威胁时注意.
- 这些干扰可能在多层创伤的个体中更为明显,包括种族创伤.
- 道德伤害表现出明显的神经生物学特征,可能会被与种族有关的压力放大.
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