心灵游荡如何影响运动控制:运动的调节作用 困难
Zhengkun Long1, Qiufang Fu1, Xiaolan Fu1
1State Key Laboratory of Brain and Cognitive Science, Institute of Psychology, Chinese Academy of Sciences, Beijing 100101, China; Department of Psychology, University of Chinese Academy of Sciences, Beijing 100049, China.
NeuroImage
|May 8, 2024
概括
心灵漫游会损害简单的运动控制,而不是困难的任务,通过争夺执行资源. 这种干扰取决于任务的难度和神经资源的分配.
科学领域:
- 认知神经科学 认知神经科学
- 运动控制研究 运动控制研究
- 注意力的神经科学注意力的神经科学
背景情况:
- 众所周知,思维游荡会对运动控制产生负面影响.
- 运动困难和潜在的神经机制对这种影响的影响尚未得到充分理解.
研究的目的:
- 为了研究运动困难如何调节思想漫游对运动控制的影响.
- 探索神经机制与心灵流浪对运动控制的影响在不同的难度级别.
主要方法:
- 设计了两个信号响应任务,操作的运动难度 (手性和手指敏捷性).
- 右撇子参与者在报告任务重点时执行按键和释放键的动作.
- 使用脑电图 (EEG) 来测量大脑活动,重点关注三角形-三角形振荡和功能连接.
主要成果:
- 心灵漂泊通过减少三角形-三角形功能连接和中额头活动,损害了对更简单的动作 (例如,用右手指释放钥匙) 的运动控制.
- 更复杂的动作没有显示出由于心灵漫游而造成的显著损伤.
- 任务难度影响了神经资源招募和分配的程度,影响了对思维流浪的易感性.
结论:
- 思想漫游干扰了运动控制,主要是对不那么苛刻的任务,这表明对执行资源的竞争.
- 任务难度是决定心灵流浪是否会损害运动控制的关键因素,通过神经资源的分配来调解.
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