调节社会学习诱导的评估更新在人类睡眠期间
Danni Chen1, Tao Xia1, Ziqing Yao1
1Department of Psychology, The State Key Laboratory of Brain and Cognitive Sciences, The University of Hong Kong, Hong Kong SAR, China.
NPJ science of learning
|July 6, 2024
概括
睡眠通过在目标记忆重启过程中重新激活同行评价来增强社会学习. 这个由大脑活动来衡量的过程,加强了我们在从别人那里学习后如何更新自己的意见.
科学领域:
- 认知神经科学 认知神经科学
- 睡眠研究 睡眠研究
- 社会心理学 社会心理学
背景情况:
- 社会学习,即个人根据同伴的意见更新评估,是人类基本的行为.
- 睡眠在记忆巩固中起着至关重要的作用,可能会影响社会学习过程.
- 睡眠期间的有针对性的记忆重新激活 (TMR) 可以选择性地增强记忆巩固.
研究的目的:
- 调查社会学习诱导的评估更新是否可以在睡眠期间使用TMR进行调制.
- 探索依赖于睡眠的社会学习和评估更新的基础的神经机制.
主要方法:
- 参与者提供了初步的小吃评价,然后在小吃名称的听觉提示期间学习同行评价.
- 在非快速眼动睡眠期间,针对TMR,重新播放了特定的零食名称 (cued).
- 睡眠后的评估与睡眠前的评估进行了比较;记录了睡眠电脑图 (EEG).
主要成果:
- 社会学习诱导的评价更新在睡眠后的食和不食零食中得到了放大.
- 在睡眠期间引发的线索德尔塔-甲太EEG功率预测了线索小吃的评估更新.
- 一夜间N2睡眠螺旋密度预测睡眠后评估更新对有的,但不是没有的零食.
结论:
- 睡眠,特别是通过睡眠介导的记忆重新激活,显著支持和增强社会学习诱导的评估更新.
- 与睡眠相关的特定神经活动 (delta-theta功率,睡眠) 与评估更新的程度有关.
- 研究结果强调了睡眠,记忆和社会认知在塑造个人判断方面的相互作用.
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