陈述性和程序性记忆与年龄相关的衰退的逆转发生
Chenwei Xie1, Manson Cheuk-Man Fong1,2, Matthew King-Hang Ma1
1Department of Chinese and Bilingual Studies, Research Centre for Language, Cognition, and Neuroscience, The Hong Kong Polytechnic University, Kowloon, Hong Kong SAR, China.
逆转生成假设在记忆系统中进行了测试. 年长的成年人表现出保存的宣言性记忆超过程序性记忆,并且在识别熟悉与不熟悉的物品方面反转了模式,这表明宣言性记忆的逆转发生.
科学领域:
- 认知神经科学 认知神经科学
- 老龄化心理学的心理学
背景情况:
- 逆转生长假说表明,认知衰退反映了逆向的发育顺序.
- 在这种背景下,声明式和程序式记忆系统的研究不足.
研究的目的:
- 调查老年人宣言性和程序性记忆下降的逆转发生.
- 通过识别熟悉和不熟悉的物品,检查声明性记忆中的逆转生.
主要方法:
- 与28名年轻和27名年长的中国成年人进行了比较.
- 在两天内利用了识别记忆任务和串行反应时间任务.
主要成果:
- 老年人在两种记忆任务上的表现都较差,这表明两种系统的衰退.
- 与程序记忆相比,声明性记忆相对保持良好.
- 年长的成年人表现出对熟悉的物品比不熟悉的物品有更好的识别能力,扭转了发育模式.
结论:
- 逆转发生在声明性记忆系统内,而不是在声明性和程序性记忆的整体下降顺序中.
- 这些发现有助于理解记忆衰老和逆转生成假设.
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