年龄和文化如何影响记忆检索的神经相关的记忆检索
Isu Cho1,2, Krystal R Leger3, Ioannis Valoumas3
1Department of Psychology, Brandeis University, Waltham, MA, USA. isucho@skku.edu.
Cognitive, affective & behavioral neuroscience
|January 8, 2025
概括
文化影响记忆检索,年龄对美国和台湾成年人的表现有不同的影响. 在年轻人中观察到的左下额头 (LIFG) 中的神经差异随着年龄的增长而减少.
科学领域:
- 认知神经科学 认知神经科学
- 跨文化心理学 跨文化心理学
- 神经成像是一种神经成像.
背景情况:
- 文化显著塑造认知过程,包括记忆.
- 有限的研究已经探索了文化,衰老和记忆检索的相互作用.
- 了解不同文化背景的与年龄相关的记忆变化至关重要.
研究的目的:
- 对年轻和年长的美国人和台湾人的旧,新和类似物品的记忆检索的神经相关性进行调查.
- 检查年龄和文化如何相互作用以影响记忆歧视和相关的大脑活动.
- 探索认知策略的文化差异,例如新奇与熟悉的导向,以及它们对记忆的影响.
主要方法:
- 在对象识别任务期间进行功能磁共振成像 (fMRI).
- 参与了来自美国和台湾文化背景的207名年轻和老年参与者.
- 评估了旧,新和类似的诱物品的歧视.
主要成果:
- 年龄和文化都显著影响了记忆区分的准确性.
- 台湾参与者通常表现比美国人更差,在台湾人群中观察到更明显的年龄影响.
- 年轻成年人之间的左下额头 (LIFG) 激活模式的文化差异在老年人中并不存在.
结论:
- 文化生活经验和处理策略会影响整个生命周期的记忆轨迹.
- LIFG可能在解决检索干扰方面发挥作用,文化调制可能随着年龄的增长而减少.
- 意想不到的是,海马活动没有显示文化或年龄差异,尽管它已知在模式分离中的作用.
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