在年轻人和老年人中空间上下文暗示的机制
Petia Kojouharova1, Boglárka Nagy1, István Czigler1
1Institute of Cognitive Neuroscience and Psychology, Research Centre for Natural Sciences, Budapest, Hungary.
Psychophysiology
|June 9, 2023
概括
语境暗示效应加速了年轻人和老年人的视觉搜索. 然而,年轻的成年人依赖于早期的注意力和中间决策过程,而老年人则利用后期的响应组织机制.
科学领域:
- 认知心理学 认知心理学
- 神经科学是一个神经科学.
- 人类衰老研究研究
背景情况:
- 语境提示效应可以提高熟悉环境中的视觉搜索效率.
- 了解认知机制的年龄相关差异对于健康衰老研究至关重要.
研究的目的:
- 研究视觉搜索中背景暗示效应的年龄依赖机制.
- 为了比较与事件相关的潜力 (ERP) 与年轻人和老年人的上下文暗示相关.
主要方法:
- 在年轻和年长的成年人群中,比较视觉搜索性能和ERP (N2pc,P3,响应锁定的LRP).
- 分析了行为上下文暗示效应大小和ERP组件幅度之间的相关性.
主要成果:
- 语境暗示效应存在,在两个年龄组中具有相似的程度.
- 在年轻人中,N2pc和P3幅度与上下文提示效应相关.
- 在老年人中,只有响应锁定的LRP振幅与上下文提示效应相关.
结论:
- 语境暗示涉及年轻成年人的早期注意力和中间决策机制.
- 老年人似乎依赖于以后的响应组织机制来进行上下文提示.
- 与年龄相关的差异存在于视觉搜索中的上下文提示的神经支柱中.
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