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引用次数: 0
创伤后应激反应中的主动遗忘
有时,记忆可能太容易获取。当一个人在更新了过于熟悉的健身房大门密码后,试图在键盘上输入新的数字序列时,认知努力可能会显著增加,同时前额叶皮层的新陈代谢率也会增加。然而,与之竞争的旧密码的干扰会逐渐减弱,直至最终从意识中消失。与此同时,前额叶皮层的能量消耗也会逐渐减少。虽然重复看似是学习新代码的主要机制,但主动遗忘旧代码(通过动态抑制控制将干扰记忆从意识中清除)有助于学习新代码。久而久之,记住新密码进入健身房就又变得轻而易举了。
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