在高和低分离体验的受试者中,在预催眠和催眠期间的脑电图振荡
Hoda Taghilou1, Mazaher Rezaei2, Mohammad Ali Nazari1
1Department of Cognitive Neuroscience, Faculty of Education and Psychology, University of Tabriz, Tabriz, Iran.
Basic and clinical neuroscience
|July 18, 2025
概括
催眠期间的大脑活动模式在高和低解离性个体之间有所不同,即使具有相似的催眠能力. 这项研究使用脑电图 (EEG) 来探索催眠中的神经生理学.
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:
- 催眠研究经常根据催眠能力对个人进行分类,导致有争议的发现.
- 分离理论表明,分离倾向和催眠易感性之间存在联系.
- 独特的脑活动模式可以在催眠期间区分高解离性 (HD) 和低解离性 (LD) 个体.
研究的目的:
- 在催眠期间调查HD和LD个体之间的神经生理差异.
- 使用脑电图 (EEG) 检查大脑的电活动,包括绝对功率和功能连接.
主要方法:
- 20名参与者接受了催眠易感性 (斯坦福催眠易感性量表,形式C) 和解离 (解离体验量表) 的查,分为10个HD和10个LD组.
- 在催眠诱导前和之后,19通道EEG记录了两个组的大脑活动 (绝对功率和功能连接通过连贯性).
- 脑电图数据分析了三角形,三角形,α,β和马频段的数据.
主要成果:
- 从基线到催眠,HD和LD两组在所有EEG频段 (delta到gamma) 的绝对功率都呈现出显著的变化.
- 在催眠期间,delta,theta,alpha和beta波段中的组之间的功能连接模式不同.
- 尽管具有同等的催眠能力,但在HD和LD参与者之间,神经网络参与情节性探测任务的程度不同.
结论:
- 这些发现支持解离理论,揭示了HD与LD个体对催眠的独特神经生理反应.
- 脑电图分析表明,仅仅催眠能力并不能完全解释催眠期间的大脑活动模式.
- 未来的研究应该考虑解离性倾向,当解释EEG数据在催眠状态.
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