忽视性阅读障碍:全词和单词内错误,并具有偏和偏视觉
Timothy J Rich1,2, John Palmer3
1Center for Stroke Rehabilitation Research, Kessler Foundation, 1199 Pleasant Valley Way, West Orange, NJ, USA. trich@kesslerfoundation.org.
Experimental brain research
|September 29, 2023
概括
左侧疏忽性阅读障碍包括整词错误和单侧麻症. 这些错误源于明显的空间和注意力缺陷,根据视野呈现不同影响阅读表现.
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.
- 眼科医生 眼科 眼科
背景情况:
- 左侧疏忽性阅读障碍表现为整词错误 (省略单词) 和单侧麻 (对单词部分的错误).
- 这些阅读错误往往会被分散注意力的因素加剧,这表明注意力缺陷.
- 了解这些错误背后的空间处理和注意力机制至关重要.
研究的目的:
- 为了研究视觉处理 (偏视与偏视) 如何影响整个词错误和左侧疏忽失阅读障碍的单边偏.
- 在这些阅读错误中区分自我中心,两词中心和词内中心框架的作用.
- 为了澄清选择性注意力缺陷对错误类型的贡献.
主要方法:
- 两项实验使用了对面和面目标/干扰器范式进行.
- 刺激的呈现在自我中心的框架,两个单词的整体中心的框架和单词内的整体中心的框架中各不相同.
- 错误类型 (整个词错误,单边麻) 根据空间位置和分心因素的存在进行了分析.
主要成果:
- 整词错误显示了预期的空间和分心效应,其中有偏目标,但没有偏目标,支持自我中心的帐户.
- 干扰词的入侵是常见的,与自我中心的处理失败一致.
- 单边麻没有受到空间位置或分心因素的影响,表明不同的潜在赤字.
结论:
- 整词错误与自我中心的空间缺陷和选择性注意力失败有关.
- 单边麻症与一个独特的单词内偏心赤字有关.
- 这些发现表明,不同类型的阅读错误在疏忽性阅读障碍症中存在单独的神经机制.
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