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在患有和没有阅读障碍的儿童中,神经声音跟踪的注意调制
Giada Guerra1,2, Adam Tierney1, Jurgen Tijms3,4
1Centre for Brain and Cognitive Development, Birkbeck College, University of London, London, UK.
Developmental science
|June 23, 2023
概括
患有阅读障碍的儿童没有群体级的听觉注意力缺陷. 然而,注意力能力与在杂的环境中阅读流性和语音感知有关,这表明 dyslexia 的风险因素.
科学领域:
- 神经科学是一个神经科学.
- 发展心理学 发展心理学
- 语音和听力科学 语言和听力科学
背景情况:
- 听觉选择性注意力对于学习和阅读的发展至关重要,它影响了处理语言声音的能力.
- 患有阅读障碍的儿童经常表现出注意力障碍和在杂的环境中难以理解语言.
- 难读症中非语音听觉注意力,神经机制和阅读/语音感知之间的关系仍然不清楚.
研究的目的:
- 调查非语音持续的听觉选择性注意力及其神经相关物在有和没有阅读障碍的儿童.
- 为了确定阅读障碍儿童注意力缺陷是否与他们在具有挑战性的听力条件下阅读和语音感知能力有关.
主要方法:
- 脑电图 (EEG) 用于评估106名患有和没有阅读障碍的儿童 (7-12岁) 的听觉选择性注意力.
- 参与者执行了一项任务,包括关注两个音频流中的一个并检测重复,以及语音感知任务.
主要成果:
- 关注音色流增加了前端-中央EEG相连贯性,与更好的目标检测相关.
- 在患有和没有阅读障碍的儿童之间,在行为或神经注意力测量方面没有发现任何显著的群体差异.
- 行为注意力测量预测了阅读流性和语音感知方面的个体差异,这两者都在阅读障碍读者中受损.
结论:
- 患有阅读障碍的儿童在非语音听觉选择性注意力方面没有表现出群体水平的缺陷.
- 听觉注意力能力与复杂的声学环境中的阅读流性和语音感知有关,突出显示 dyslexia 的潜在风险因素.
- 个人注意力差异,而不是诊断,可能会解释阅读和语音感知技能的差异.
相关概念视频
Neuroplasticity
Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.
Attention-Deficit/Hyperactivity Disorder
Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder characterized by persistent inattention, hyperactivity, and impulsivity. It affects approximately 5-8% of children globally, with around 60-70% of cases persisting into adulthood. ADHD has significant implications for educational attainment, social interactions, and occupational success.
Diagnostic Criteria and Symptoms
To diagnose ADHD, symptoms must manifest before age 12 and be evident across multiple settings.
Diagnostic Criteria and Symptoms
To diagnose ADHD, symptoms must manifest before age 12 and be evident across multiple settings.
Learning Disabilities
Learning disabilities are cognitive disorders caused by neurological impairments that affect cognitive functions like language and reading, without indicating overall intellectual or developmental challenges. These disabilities differ from global intellectual or developmental disabilities as they are limited to distinct cognitive functions. Common learning disabilities include dysgraphia, dyslexia, and dyscalculia, each of which impacts unique aspects of learning.
Dyslexia
Dyslexia is a...
Dyslexia
Dyslexia is a...

