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Evaluating the Negative or Valuing the Positive? Neural Mechanisms Supporting Feedback-Based Learning across Development

机译:评估负面还是重视正面?支持整个开发过程中基于反馈的学习的神经机制

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摘要

How children learn from positive and negative performance feedback lies at the foundation of successful learning and is therefore of great importance for educational practice. In this study, we used functional magnetic resonance imaging (fMRI) to examine the neural developmental changes related to feedback-based learning when performing a rule search and application task. Behavioral results from three age groups (8–9, 11–13, and 18–25 years of age) demonstrated that, compared with adults, 8- to 9-year-old children performed disproportionally more inaccurately after receiving negative feedback relative to positive feedback. Additionally, imaging data pointed toward a qualitative difference in how children and adults use performance feedback. That is, dorsolateral prefrontal cortex and superior parietal cortex were more active after negative feedback for adults, but after positive feedback for children (8–9 years of age). For 11- to 13-year-olds, these regions did not show differential feedback sensitivity, suggesting that the transition occurs around this age. Pre-supplementary motor area/anterior cingulate cortex, in contrast, was more active after negative feedback in both 11- to 13-year-olds and adults, but not 8- to 9-year-olds. Together, the current data show that cognitive control areas are differentially engaged during feedback-based learning across development. Adults engage these regions after signals of response adjustment (i.e., negative feedback). Young children engage these regions after signals of response continuation (i.e., positive feedback). The neural activation patterns found in 11- to 13-year-olds indicate a transition around this age toward an increased influence of negative feedback on performance adjustment. This is the first developmental fMRI study to compare qualitative changes in brain activation during feedback learning across distinct stages of development.
机译:儿童如何从积极和消极的表现反馈中学习,是成功学习的基础,因此对于教育实践非常重要。在这项研究中,我们使用功能磁共振成像(fMRI)来检查执行规则搜索和应用任务时与基于反馈的学习相关的神经发育变化。来自三个年龄段(8–9、11–13和18–25岁)的行为结果表明,与成人相比,8至9岁的儿童在接受负面反馈后表现不正确,而与正面反馈相比,其表现不正确的比例更高反馈。此外,影像数据指出了儿童和成人使用绩效反馈的方式的质的差异。也就是说,成年人负反馈后背外侧前额叶皮层和顶叶上层皮层较活跃,而儿童(8-9岁)正反馈后更为活跃。对于11至13岁的孩子,这些区域没有显示出不同的反馈敏感性,这表明该转变发生在这个年龄左右。相反,在11至13岁的成年人和成年人中,负反馈后补充运动前区/前扣带回皮层更为活跃,而在8至9岁的成年人中则没有。总之,当前数据表明,在整个开发过程中,基于反馈的学习过程中认知控制区域的参与程度有所不同。成人在做出响应调整信号(即负反馈)后进入这些区域。年幼的孩子会在持续响应的信号(即积极的反馈)之后进入这些区域。在11至13岁的儿童中发现的神经激活模式表明,在该年龄段左右,负反馈对性能调整的影响逐渐增加。这是第一项比较功能发育不同阶段的反馈学习过程中大脑激活的质性变化的发育性fMRI研究。

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