如何先前的运动状态可以塑造感知决策偏差:从感觉运动β振荡的洞察力
Ningjing Cui1, Robert J van Beers2, Jeroen B J Smeets1
1Department of Human Movement Sciences, Faculty of Behavioural and Movement Sciences, Vrije Universiteit Amsterdam, Amsterdam, the Netherlands; Institute Brain and Behavior Amsterdam (iBBA), Amsterdam, the Netherlands.
感官运动β振荡,与运动相关的大脑活动,影响决策. 这项研究表明,运动行为可以偏向后续的感知选择,支持体现的决策理论.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 嵌入式认知 嵌入式认知
背景情况:
- 决策日益被视为一个体现的过程,而不是纯粹的认知.
- 感官运动β振荡 (13-30 Hz) 与运动有关,并影响感知选择.
- 孤立的运动行为在影响后续决策中的作用需要进一步研究.
研究的目的:
- 调查由简单的运动动作引起的感觉运动β振荡是否会影响随后的感知决策.
- 探索贝塔振荡横向化和决策偏差之间的关系.
- 确定这种影响是否取决于运动动作和决策刺激之间的时间.
主要方法:
- 29名健康的成年人进行了两阶段的EEG记录任务.
- 参与者执行了与选择无关的指按压,随后进行了视觉定向决定.
- 脑电图数据分析了初始运动后的β功率横向化.
主要成果:
- 较强的β功率横向化与受试者之间的交替偏差增加相关.
- 在单项试验中,增加横向β功率预测了选择替代反应的更高概率.
- 观察到的效果独立于运动动作和决策刺激之间的延迟.
结论:
- 感官运动β振荡在塑造感知选择方面发挥着作用,支持体内决策.
- 贝塔活性可能表明对决策偏差的敏感性,并作为交替行为的神经信号.
- 运动行为可以通过传感动力β振荡来影响后续决策,而这与决策内容无关.
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