在成年人中,切换任务会损害记忆,但在儿童中却不会
Mirela Dubravac1, Claudia M Roebers1, Beat Meier1
1Institute of Psychology, University of Bern, Switzerland.
Acta psychologica
|February 28, 2026
概括
任务切换会影响性能和记忆. 儿童 (7-13岁) 与成年人 (19-31岁) 不同,没有显示记忆切换成本,这表明在发育过程中有不同的编码过程.
科学领域:
- 认知心理学 认知心理学
- 发展心理学 发展心理学
- 神经科学是一个神经科学.
背景情况:
- 任务切换会对认知表现和随后的记忆回忆产生负面影响.
- 以前的研究表明,内存交换机成本存在,但随着时间的推移可能会减少.
研究的目的:
- 调查儿童和年轻人之间的记忆切换成本的发展差异.
- 探索任务切换如何影响不同年龄段的记忆编码.
主要方法:
- 240名参与者 (儿童7-13岁,成年人19-31岁) 在图像上交替执行分类任务 (大小,动态).
- 偶然的识别记忆立即被测试,并在一周后对来自交换和重复试验的刺激进行了测试.
主要成果:
- 儿童和成人都表现出与任务切换相关的绩效成本.
- 成年人在即时测试中显示了记忆切换成本,但在一周的随访后,这些成本消失了.
- 儿童在任何一个记忆测试中都没有显示记忆开关成本.
结论:
- 与成年人相比,儿童的记忆编码似乎不受任务切换的影响.
- 认知控制和记忆编码策略的发育差异可能解释了儿童缺乏记忆切换成本.
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