在老年人中分离事件文件的绑定和检索
Nicolas D Münster1, Philip Schmalbrock1, Tobias Bäumer2
1Department of Psychology, Cognitive Psychology, University of Trier, Trier, Germany; Institute for Cognitive & Affective Neuroscience (ICAN), University of Trier, Trier, Germany.
Acta psychologica
|February 18, 2024
概括
这项研究发现,刺激-响应 (S-R) 结合正确和检索过程不受年龄的影响. 这些发现表明,年龄独立的机制是人类行动控制的基础.
科学领域:
- 认知心理学 认知心理学
- 人类行动控制控制 人类行动控制
- 神经科学是一个神经科学.
背景情况:
- 刺激-响应 (S-R) 结合效应对于人类行动控制至关重要,它涉及将刺激和响应特征集成到称为事件文件的内部表示中.
- 最近的理论建议将S-R结合本身与S-R检索分开,作为有助于整体S-R结合效应的独立组件.
- 关于这些独特的S-R结合过程中与年龄相关的差异的研究有限.
研究的目的:
- 作为单独的过程,研究年龄增长对S-R结合本身和S-R检索的影响.
- 确定有关S-R结合的现有发现是否可以将其推广到老年成人群体.
- 检查人类行动控制中的年龄独立机制.
主要方法:
- 使用了两个已确定的S-R绑定任务变体,累计样本为262名参与者.
- 正确的S-R结合是使用结合时的度来操纵的.
- 通过在检索过程中改变分心器发作来操纵SR检索,比较年轻 (18-30岁) 和年长 (50-70岁) 的健康成年人.
主要成果:
- 对于S-R结合本身,没有发现与年龄相关的显著差异.
- 对于S-R检索,没有观察到与年龄相关的显著差异.
- 无论是年轻人还是老年人群,都表现出预期的绑定和检索模式,与之前的文献一致.
结论:
- 导致S-R结合效应的过程在研究年龄组中似乎是强大且不依赖年龄的.
- 这些发现表明,在老年人中,刺激-反应整合和行动控制中检索的基本机制被保留了.
- 这项研究提供了第一个证据,证明不同S-R结合和检索过程中的年龄独立性.
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