通过执行控制来抑制不需要的记忆
1Department of Psychology, University of Oregon, Eugene 97403-1227, USA. mcanders@darkwing.uoregon.edu
Nature
|March 27, 2001
概括
这项研究表明,通过执行控制机制积极抑制不需要的记忆可以导致长期的遗忘. 这种避免记忆回忆的认知行为为压制提供了一个潜在的模型.
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.
- 记忆研究 记忆研究
背景情况:
- 压抑,即无意识地忘记不想要的记忆,仍然存在争议.
- 研究压制是困难的,因为它与创伤和实验限制的联系.
研究的目的:
- 调查执行控制过程是否可以被用来故意忘记不需要的记忆.
- 为了确定积极抑制记忆的长期后果.
主要方法:
- 参与者被指示防止不必要的记忆进入意识,当提示提示.
- 关于记忆和注意力的行为和神经生物学研究为实验设计提供了信息.
- 经过反复的抑制尝试,对记忆回忆进行了评估.
主要成果:
- 持续地压制不需要的记忆,导致后来的回忆显著受损.
- 随着记忆回避的频率增加,遗忘的程度也会增加.
- 抑制效应仍然存在,尽管对准确召回的激励措施.
结论:
- 执行控制过程可以被招募来积极抑制不需要的声明性记忆.
- 这种活跃的遗忘机制为镇压提供了一个可行的,经验支持的模型.
- 研究结果表明,压制不仅与创伤有关,而且可以通过认知控制机制来研究.
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