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镜像神经元活动取决于观察到的作用的内容和阶段:一个TMS研究研究

H Evren Boran^1,2,3, Hasan Kilinç^2,3, Bülent Cengiz^1,2,3

¹Department of Neurology and Division of Clinical Neurophysiology, Faculty of Medicine, Gazi University, Ankara, Turkiye.

Turkish journal of medical sciences

|May 30, 2024

概括

人类的镜像神经元系统活动因观察到的运动内容和阶段而异. 与子的研究结果相反,这项研究没有发现在重复行动期间,人类镜像神经元系统中存在抑制的证据.

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
人类大脑活动人类大脑活动

背景情况:

子中的镜像神经元系统 (MNS) 活动随着动作重复而下降.
以前的研究表明,MNS参与了行动理解和模仿.
在人类中,MNS在对重复行动的反应中的作用仍然不清楚.

研究的目的:

根据观察到的运动和动作内容,调查人类的MNS活性是否不同.
为了确定MNS在观察重复的行为时是否表现出抑制.
探索任何观察到的抑制是否与行动的组织有关.

主要方法:

利用跨磁刺激 (TMS) 探测左侧主要运动皮层.
从14名健康志愿者的手肌中记录了运动唤起潜力 (MEP).
参与者观看了各种行动的特别准备的视频.

主要成果:

在观察无目的行动时,MEP的幅度没有显著变化.
观察重复的动作导致运动开始时MEP幅度增加,但抓取时没有促进或抑制.
观察各种动作导致在运动开始和抓住阶段的MEP幅度增加.

结论:

人类MNS的激活取决于观察到的运动的内容和具体阶段.
在重复行动观察期间,在人类MNS中没有观察到显著的抑制或系统的MEP幅度减少.
研究结果表明,在人类和子之间,MNS对重复的反应存在差异.

关键词:

镜子神经元系统的镜子神经元系统.发动机唤起的潜在潜力重复的行动观察重复的行动观察跨的磁性刺激

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