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Updated: Jan 30, 2026

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语言熟练程度对任务依赖的神经活动和功能连接的影响:来自聋人的见解
Valeria Vinogradova1,2,3,4, Barbara Manini1,5, Bencie Woll1
1Deafness, Cognition and Language Research Centre & Department of Experimental Psychology, University College London, 49 Gordon Square, London WC1H 0PD, United Kingdom.
Cerebral cortex (New York, N.Y. : 1991)
|January 29, 2026
概括
在聋人成年人中,语言能力在工作记忆任务期间显著影响大脑活动和连接性. 这凸显了早期语言体验如何塑造认知功能和大脑网络.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 心理语言学 心理语言学
背景情况:
- 早期语言获取的个体差异对聋人成年人的语言能力和认知功能有深远的影响.
- 语言背景的变化提供了一个独特的机会来研究早期语言经验对支持认知的大脑网络的影响.
研究的目的:
- 调查语言能力如何影响大脑的认知处理,特别是在具有不同语言背景的聋人成年人中.
- 在苛刻的认知任务中探索语言技能与神经反应/与任务相关的大脑网络中的功能连接之间的关系.
主要方法:
- 使用了功能磁共振成像 (fMRI).
- 研究了一组具有不同语言背景的聋人成年人和听力参与者的对照组.
- 在工作记忆和计划任务期间分析了神经活动和功能连接.
主要成果:
- 在工作记忆期间,语言能力与神经活动和功能连接在任务积极网络中呈正相关性,无论语言模式 (手语或口语).
- 与工作记忆任务中的听力控制相比,聋人参与者在任务依赖区域中表现出独特的神经活动和连接模式.
结论:
- 早期的环境体验,特别是语言能力,在认知处理过程中显著影响大脑反应.
- 语言能力在支持和调节包括工作记忆在内的高阶认知功能方面发挥着至关重要的作用.
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