测量认知能力对句子理解的影响:小学年龄儿童的证据
Beula M Magimairaj1, Naveen K Nagaraj1, Ronald B Gillam1
1Early Childhood Education and Research Center, Utah State University, Logan.
Journal of speech, language, and hearing research : JSLHR
|September 18, 2024
概括
这项研究为儿童开发了一项新的句子理解任务,发现工作记忆能力对于理解复杂句子至关重要. 该措施有助于评估对语言发展至关重要的认知技能.
科学领域:
- 发展心理学 发展心理学
- 认知神经科学 认知神经科学
- 语言学的语言学.
背景情况:
- 儿童的句子理解包括语言知识和认知能力.
- 现有的措施可能无法充分区分语法技能和认知负载.
- 了解这些区别是诊断和支持理解困难的儿童的关键.
研究的目的:
- 在学龄儿童中创建一个句子理解任务,区分认知能力和语法知识.
- 研究句子理解与工作记忆和长期记忆检索等认知变量之间的关系.
主要方法:
- 122名学龄儿童接受了一项图片选择句子理解任务.
- 两种情况使用不同的图片片类型 (多余与对比形容词) 操纵认知需求.
- 孩子们还完成了工作记忆能力和长期记忆检索任务.
主要成果:
- 随着认知需求的增加,理解准确性下降,响应时间增加.
- 根据片类型,错误有所不同,这表明不同的处理挑战.
- 记忆变量与理解准确性正相关,工作记忆容量独特地预测高需求条件下的性能.
结论:
- 工作记忆能力显著支持在高认知负载下理解句子,涉及注意力和排练.
- 开发的测量方法对评估儿童对句子理解必不可少的认知技能充满希望.
- 这项研究提供了对语言学习的认知基础的见解.
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