难民签证的不安全性扰乱了大脑的默认模式网络
Belinda J Liddell1, Pritha Das2,3,4, Gin S Malhi2,3,4
1School of Psychology, UNSW Sydney, Sydney, Australia.
European journal of psychotraumatology
|June 8, 2023
概括
难民签证的不安全性破坏了对自我认知和未来思考至关重要的大脑网络. 在默认模式网络 (DMN) 中观察到的这种神经影响与驱逐恐惧和生活在边缘状态的感觉相关.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 社会学 社会学 社会学
背景情况:
- 难民创伤研究往往忽视了签证不安全的心理影响.
- 由于签证状况,对未来的不确定性影响了难民的心理功能和自决能力.
研究的目的:
- 调查难民签证不安全对功能性大脑活动的影响.
- 为了确定生活在难民不确定的未来的神经相关性.
主要方法:
- fMRI用于测量难民的休息状态大脑活动,这些难民有不安全的签证和安全的签证.
- 使用独立组件分析和动态功能因果建模来分析网络连接.
主要成果:
- 签证不安全与默认模式网络 (DMN) 的活动变化有关,特别是其前后中间线枢纽.
- 不安全的签证组显示了DMN光谱功率和活动的减少,DMN枢纽之间的负合与驱逐恐惧相关.
结论:
- 签证不安全可能会破坏DMN内部的同步,影响自我构建和未来的心理模拟.
- 这种干扰可能代表了难民有不安全签证身份所经历的"边缘状态"的神经特征.
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