在患有自闭症谱系障碍的人群中,面部的非典型神经编码
Yue Wang1, Runnan Cao1, Puneeth N Chakravarthula1
1Department of Radiology, Washington University in St. Louis, 4525 Scott Ave, St. Louis, MO 63110, United States.
Cerebral cortex (New York, N.Y. : 1991)
|May 2, 2024
概括
患有自闭症谱系障碍 (ASD) 的人在判断像可信度这样的面部特征时表现出不同的大脑活动. 他们的社会感知不那么具体,但更可变,为ASD神经生物学提供了新的见解.
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
- 认知科学 认知科学
背景情况:
- 自闭症谱系障碍 (ASD) 的特点是社会互动和沟通挑战.
- 处理面部社会信息的困难是自闭症的标志.
- 对于ASD中社会特征判断的精确神经支尚未得到充分理解.
研究的目的:
- 研究ASD个体社会特征判断的行为和神经机制.
- 用功能神经成像来比较ASD中的面部处理与神经类型对照.
- 探索ASD中如何编码可信度和主导地位.
主要方法:
- 功能神经成像 (fMRI) 用于检查大脑活动.
- 参数生成的面孔在可信度和主导度上有所不同.
- 收集和分析了对社会特征的行为判断.
- 多变量分析被应用到试验对试验的神经反应.
主要成果:
- 患有自闭症的参与者在社会特征判断中表现出减少的特异性和增加的评估者间变异性.
- 在ASD的宽面处理区域观察到低激活.
- 在大多数面部处理领域,神经模式可以在ASD和对照组之间进行歧视.
- 与对照组相比,ASD与社会特征编码的不同大脑区域进行了交互,尽管这些是灵活的和取决于环境的.
- 在ASD中,观察到眼睛和口腔性特征的编码发生变化.
结论:
- 这项研究提供了对ASD中社会特征判断的神经机制的全面理解.
- 这些发现突出了ASD行为特异性和神经激活模式的差异.
- 结果表明,虽然大脑参与度不同,但在ASD中,社会编码仍然可以适应.
关键词:
阿米格达拉的桃体自闭症谱系障碍 自闭症谱系障碍主导地位 主导地位面对面对面的面对面,面对面的面对面.面部突出性特征 面部突出性特征融合型面部区域面部区域岛屿岛屿是一个岛屿.社会特征 社会特征 社会的特征上神经上神经可信度 值得信赖 值得信赖更多相关视频
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