在可能患有发育协调障碍的年轻成年人中,皮质大脑潜力响应下肢自受刺激
Yu-Ting Tseng1, Yi-Wen Chen2, Yi-Hsuan Lin2
1Department of Kinesiology, National Tsing Hua University, Hsinchu City, Taiwan; Research Center for Education and Mind Sciences, National Tsing Hua University, Hsinchu City, Taiwan.
Brain and cognition
|October 30, 2024
概括
患有可能发育协调障碍 (pDCD) 的年轻人表现出自身感知处理受损,体现出更长的运动检测时间和神经反应减少 (N1,P3振幅). 这些缺陷与感官流入较弱和运动控制神经资源较少有关.
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
- 发展心理学 发展心理学
背景情况:
- 自身感知缺陷与可能发育协调障碍 (pDCD) 中的运动问题有关.
- 以前的研究使用了行为反应时间,但pDCD中自感处理的神经机制仍然不清楚.
研究的目的:
- 研究pDCD的年轻成年人的神经心理学和神经生理学表现.
- 检查与事件相关的潜力 (ERP) 在自感动机任务期间.
主要方法:
- 149名年轻成年人接受了查;有12名pDCD和12名对照参与.
- 使用了带有自愿 (VR) 和非自愿 (NVR) 响应的脚被动运动任务.
- 收集了行为 (运动检测时间) 和ERP (N1,P3幅度/延迟) 数据.
主要成果:
- 患有pDCD的年轻人运动检测时间的平均值和标准偏差明显长.
- 在pDCD组在VR和NVR条件下观察到减少的N1和P3幅度.
- 在VR条件下发现了运动检测时间和N1/P3幅度之间的负相关性.
结论:
- 在pDCD中,自感运动缺陷与较弱的自感 afferent流入 (降低N1振幅) 有关.
- 减少的P3振幅表明pDCD中运动调制的神经资源分配减少.
- 这些发现提高了对pDCD神经生理基础的理解,并为感觉运动干预提供了信息.
相关概念视频
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