健康对照群体中的相应放电功能:关于自我言语和外部言语处理的证据
Rosa M Beño-Ruiz-de-la-Sierra1, Antonio Arjona-Valladares1, Sabela Fondevila Estevez2
1Department of Psychiatry, School of Medicine, University of Valladolid, Valladolid, Spain.
The European journal of neuroscience
|August 27, 2023
概括
继承性放电机制减少了大脑的功能.
科学领域:
- 神经科学是一个神经科学.
- 听觉感知是一种听觉感知.
- 认知科学 认知科学
背景情况:
- 大脑通过附带放电抑制了对自我生成语音的有意识感知.
- 这种抑制与听觉N1组件活动的减少有关.
研究的目的:
- 研究在自我生成的语音感知中代理和所有权的神经机制.
- 分析与发言和播放声音的听觉处理相关的与事件相关的潜力 (ERP).
主要方法:
- 记录了42名健康受试者的事件相关潜力 (ERP).
- 通过口语元音 (talk),自我录制的播放 (listen-self) 和外部语音播放 (listen-other) 引起的N1和P2组件进行比较.
主要成果:
- 与"听自己"和"听别人"条件相比",说话"条件中的N1振幅较小.
- 在"倾听自我"和"倾听他人"条件之间没有发现显著的N1振幅差异.
- 在不同条件下,没有观察到P2组件振幅或N1/P2峰值延迟的差异.
结论:
- 后果性放电抑制了对自我生成语音的感官反应,证实了代理机制.
- 在神经生理学上,对自己声音回放的听觉处理与处理外部声音相似,支持所有权体验的发现.
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