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参与控制喉活动和发声的中央自主机制
Marta González-García1,2,3, Laura Carrillo-Franco1,2,3, Carmen Morales-Luque1
1Department of Human Physiology, Faculty of Medicine, University of Málaga, 29010 Málaga, Spain.
Biology
|February 23, 2024
概括
大脑是大脑的大脑.
科学领域:
- 神经科学是一个神经科学.
- 语音科学 语言科学
- 心脏呼吸系统的调节
背景情况:
- 语音的产生涉及到复杂的喉和呼吸协调.
- 喉运动皮质 (LMC) 启动了自愿的发声.
- 自主结构对于言语过程中的心肺呼吸控制至关重要.
研究的目的:
- 阐明神经路径,将喉运动皮质连接到发声的自主中心.
- 了解水管灰质 (PAG) 在协调呼吸和语音产生中的作用.
- 探索诸如性失声症之类的语言障碍的神经基础.
主要方法:
- 对神经解剖学途径的审查.
- 分析中央自治网络参与的情况.
- 检查语音障碍的临床发现.
主要成果:
- 该LMC连接到中央自治网络,特别是PAG.
- 该PAG的作用是作为一个继电器的pontomedullary自主结构 (PBc,KF,NTS,nRA).
- 这些自主中心调节喉呼吸运动模式,这对于发声至关重要.
结论:
- 大脑的自主网络,特别是PAG,对于协调呼吸和发声至关重要.
- 这些中央电路的失调可能是语音障碍的基础,例如性失声症.
- 了解这些途径可以了解语音产生和相关的病理.
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