人类视觉皮层功能的发展:通过交互式专业化和成熟框架对任务和自然主义fMRI研究进行范围审查
Ryann Tansey1, Kirk Graff2, Shefali Rai3
1Department of Psychiatry, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada; Alberta Children's Hospital Research Institute, University of Calgary, Calgary, AB, Canada; Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada.
Neuroscience and biobehavioral reviews
|May 19, 2024
概括
现有的大脑发育理论需要改进. 对94项视觉fMRI研究的审查发现,在儿童发育过程中,成熟或交互式专业化框架的证据有限.
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
- 神经成像是一种神经成像.
背景情况:
- 人类功能性大脑发育通常由交互式专业化和成熟框架来解释.
- 这些理论在神经成像文献中没有被系统地评估,特别是功能磁共振成像 (fMRI).
- 视觉处理是一个经过充分研究的领域,最近扩展到适合年轻人群的自然主义范式.
研究的目的:
- 在儿童视觉大脑发育的背景下,批判性地评估现有的发展框架 (成熟和交互专业化).
- 系统地检查fMRI文献,寻找支持或反驳这些框架的证据.
- 确定当前研究中的差距,并建议未来的方向.
主要方法:
- 进行了94项发育视觉fMRI研究的范围审查.
- 包括使用传统实验任务和自然主义范式的研究.
- 覆盖了多个视觉处理子域:早期,特定类别的高阶和自然处理.
主要成果:
- 在所有视觉处理子域中,大多数研究报告了渐进的发育变化.
- 很少有研究记录了回归或新出现的变化,这些变化是成熟和交互式专业化框架的关键组成部分.
- 支持拟议的发展框架的证据在审查的文献中是有限的.
结论:
- 当前的发展框架可能无法完全捕捉整个儿童时期视觉大脑发育的复杂性.
- 需要扩大现有的理论,以更好地解释观察到的发育轨迹.
- 未来的研究应该优先考虑强大的纵向研究,清楚报告渐进和回归的神经变化.
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