背部前侧环状皮质协调在节奏感官运动同步过程中进行单击操纵的上下文心理图像
Maho Uemura1,2, Yoshitada Katagiri3, Emiko Imai4
1Department of Rehabilitation Science, Kobe University Graduate School of Health Sciences, Kobe 654-0142, Japan.
Brain sciences
|August 29, 2024
概括
脊前环状皮质 (dACC) 通过心理图像来调节节律同步. 这个大脑区域协调了自愿节奏行为的运动控制,增强了感觉运动同步.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 发动机控制器的控制器
背景情况:
- 灵活的脉冲对脉冲调节的感觉运动同步对于自愿的节奏行为至关重要.
- 这种调节的基础是神经生理机制,特别是背前环状皮层 (dACC) 的作用,尚未完全理解.
研究的目的:
- 通过上下文心理图像来研究dACC在协调主动和反应性运动结果中的作用.
- 阐明自愿感官运动同步的神经生理机制.
主要方法:
- 在33名健康的年轻志愿者身上,进行了一项缺失的奇怪球手指敲击任务.
- 进行了与事件相关的深层大脑活动 (ER-DBA) 和与事件相关的潜力 (ERP) 分析.
- 用信号检测理论分析行为数据.
主要成果:
- dACC的激活/关闭与基于心理图像的运动控制策略选择相关.
- 反向ERP痕迹证实了上下文心理图像,通过感知证据和绑架推理进行更新.
- 通过主动控制和同步节奏的心理图像来实现稳定的同步;准确性随着错误的增加而下降.
结论:
- 该dACC在自愿调节传感运动同步方面发挥着关键作用.
- 经验为基础的上下文心理图像是DACC使用的关键机制.
- 该dACC可以通过创建复杂的节奏模式的心理图像来产生新的节奏.
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