意志的灵感是由主要运动皮层中的两个独立的输出通道介导的
1Department of Communication Science and Disorders, University of Pittsburgh, Pittsburgh, Pennsylvania, USA.
The Journal of comparative neurology
|September 19, 2023
概括
隔膜是一个隔膜.
科学领域:
- 神经科学是一个神经科学.
- 发动机控制器的控制器
- 呼吸系统生理学 呼吸系统生理学
背景情况:
- 隔膜对于呼吸,发声和核心稳定至关重要.
- 它的神经控制机制,特别是皮层表征,尚未完全理解.
研究的目的:
- 为了识别与隔膜连接的皮质神经元.
- 为了研究膜表征在主要运动皮层 (M1) 的体质组织组织.
主要方法:
- 在子中使用狂犬病病毒的逆行性超神经传输.
- 将病毒注入左半膜,以追踪与神经元的多突触连接.
主要成果:
- 在M1中发现了两种截然不同的,空间上分开的膜膜的皮质表现.
- 一个部位是背部的手臂代表,重叠与干部肌肉.
- 第二个位置是手臂的侧面,与喉肌肉突出的重叠.
结论:
- 双隔膜表示需要修改M1体形图.
- 叠加的表示表明,对隔膜,干部和喉肌肉进行协调控制,以实现呼吸和发声等功能.
- 这一发现为解释功能成像研究和理解肌肉协同作用提供了新的框架.
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