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相关概念视频

Autism Spectrum Disorder01:19

Autism Spectrum Disorder

121
Autism spectrum disorder (ASD) is a neurodevelopmental condition marked by persistent deficits in social communication and interaction alongside restrictive and repetitive behaviors or interests. ASD is sometimes accompanied by intellectual impairment.
These core symptoms manifest differently among individuals, ranging from mild to severe. The disorder's complexity extends beyond its clinical presentation, encompassing a diverse range of biological, cognitive, and sociocultural influences.
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在自闭症中节奏性注意力抽样.

Xiaoxu Fan1, Tamar Kolodny1, Kristin M Woodard1

  • 1Department of Psychology, University of Washington, Seattle, Washington, USA.

Autism research : official journal of the International Society for Autism Research
|September 7, 2023
PubMed
概括
此摘要是机器生成的。

自闭症患者表现出节奏视觉注意力,类似于对照. 然而,这种节奏模式在患有注意力缺陷/多动症障碍 (ADHD) 的自闭症患者中不存在,这表明大脑节律发生了变化.

关键词:
关注注意力注意力注意力注意力自闭症自闭症是什么有节奏的注意力注意力.转移注意力转移注意力.空间上的注意力

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科学领域:

  • 认知神经科学 认知神经科学
  • 神经发育障碍 神经发育障碍

背景情况:

  • 自闭症谱系障碍 (ASD) 与视觉空间注意力改变有关.
  • 隐藏的空间注意力表现出在theta频率 (4-8Hz) 的节奏采样.
  • 自闭症对注意力节奏采样的影响还不太清楚.

研究的目的:

  • 调查视觉注意力的节奏抽样是否在自闭症中发生变化.
  • 检查同时出现的注意力缺陷/多动障碍 (ADHD) 对自闭症注意力节奏的影响.

主要方法:

  • 参与者执行了一个空间暗示任务,在不同的暗示-目标间隔测量检测性能.
  • 用传统和自回归替代方法分析了行为数据以检测节奏振荡.
  • 自闭症个体,对照组和患有ADHD的自闭症个体之间的比较.

主要成果:

  • 在自闭症个体和对照组中,都观察到节奏性注意力增强在甲频率.
  • 这种节奏的时间结构没有在自闭症患者中发现,同时发生ADHD.
  • 视觉注意力模块化处理在指定的位置,与先前的研究一致.

结论:

  • 内在的大脑节奏组织神经活动到交替的注意状态是自闭症的功能.
  • 注意的节奏时间结构可能会被扰乱在自闭症个体与伴随性ADHD.
  • 这些发现突出了ADHD和没有ADHD的自闭症中潜在的神经差异.