错误监测的领域特异性:在年轻和老年人中的ERP研究
Sabrina Lenzoni1,2,3, Alexander L Sumich3,4, Daniel C Mograbi2,5
1Department of Psychology, University of Innsbruck, Innsbruck, Austria.
Psychophysiology
|April 1, 2024
概括
对于决策至关重要的元认知,在认知领域的错误意识 (Pe) 中显示了与年龄相关的差异. 错误检测 (ERN) 保持稳定,但老年人错误意识下降.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 老年学是一门学科.
背景情况:
- 超认知,即对认知过程的监测和控制,对于终身决策至关重要.
- 人们还在讨论衰老对元认知的影响,神经成像显示了特定领域的神经机制.
- 这些特定领域机制的潜在与年龄相关的下降需要研究.
研究的目的:
- 在感知和记忆领域中研究元认知神经相关的年龄相关差异 (ERN和Pe).
- 为了检查错误检测 (ERN) 和错误意识 (PE) 在年轻人和老年人之间如何不同.
- 为了探索衰老期间的元认知反应的特定领域变化.
主要方法:
- 38名年轻人和37名老年人参加了这次活动.
- 参与者完成了一个感知侧面任务和一个基于记忆的版本.
- 脑电图 (EEG) 测量了与错误相关的负性 (ERN) 和错误正性 (Pe) 幅度和延迟.
主要成果:
- 没有观察到年龄组或领域之间的ERN幅度有显著差异.
- 与年轻人相比,老年人表现出较小的Pe幅度.
- 任务内部动态显示ERN在年轻人中下降,但不是老年人;记忆Pe在年轻人中下降,但在老年人中增加.
结论:
- 错误监测的神经相关物在认知领域之间有所不同.
- 在老年人中,错误意识 (PE) 降低,其在任务内部的变化具有特定领域的变化.
- 研究结果表明,衰老中的超认知障碍可能源于特定领域的机制.
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