在人类的清醒-睡眠周期中,刺激状态的呼吸协调
Andrea Sánchez Corzo1, Esteban Bullón Tarrasó2, Martina Saltafossi3
1Department of Psychology, Ludwig-Maximilians-Universität München, München, Germany.
Progress in neurobiology
|December 5, 2025
概括
呼吸模式会影响睡眠期间的大脑活动. 这项研究揭示了在从清醒过渡到睡眠期间呼吸与大脑活动的交配方式的转变,在更深的睡眠阶段变得更加一致.
科学领域:
- 神经科学是一个神经科学.
- 睡眠科学 睡眠科学
- 呼吸系统生理学 呼吸系统生理学
背景情况:
- 呼吸节律调节在清醒和睡眠期间的大脑活动.
- 无周期性大脑活动反映了兴奋抑制 (E:I) 平衡,这与警觉状态有所不同.
- 以前的研究将呼吸循环与清醒状态中的大脑活动联系起来.
研究的目的:
- 为了研究呼吸对整个清醒睡眠周期中无周期性大脑活动的影响.
- 探索呼吸-大脑合在睡眠过渡和不同睡眠阶段期间如何发生变化.
- 了解呼吸在塑造睡眠特定神经特征中的作用.
主要方法:
- 在23名健康参与者身上,同时进行脑电图 (EEG) 和呼吸记录,在一整晚的睡眠中进行记录.
- 分析的重点是呼吸阶段锁定兴奋状态在清醒,睡眠过渡,和不同的睡眠阶段.
- 在个体之间和个体内呼吸-大脑合的一致性的量化变化.
主要成果:
- 在从清醒到睡眠的过渡期间,在无周期性大脑活动与呼吸节律的合中观察到显著的相位转移.
- 呼吸与大脑的合显示,随着睡眠的深化,参与者之间 (个人间) 和参与者内部 (个人内) 的一致性增加.
- 呼吸-大脑合的可变性从清醒阶段系统地减少到更深的睡眠阶段.
结论:
- 在E:I平衡中的呼吸阶段锁定变化有助于REM和NREM睡眠的神经特征.
- 这些发现凸显了整个睡眠周期中大脑与身体的合的动态和复杂性质.
- 这项研究加深了我们对生理节奏如何在睡眠期间塑造大脑功能的理解.
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