飞行员中大脑结构功能合的神经适应性变化
Xi Chen1, Qingbin Meng1, Qingsong Song2
1Institute of Flight Technology, Civil Aviation Flight University of China, Guanghan, Sichuan, China.
Frontiers in neuroscience
|August 8, 2025
概括
飞行员飞行经验改变了大脑结构-功能合,揭示了神经可塑性变化. 这些发现可以通过改进飞行员选择和培训协议来提高航空安全.
科学领域:
- 神经科学是一个神经科学.
- 认知神经科学 认知神经科学
- 神经成像是一种神经成像.
背景情况:
- 研究飞行员的神经机制对于航空安全至关重要.
- 以前的研究集中在结构性/功能性大脑差异上,忽视了它们之间的关系.
- 飞行员的大脑结构和功能之间的联系需要进一步阐明.
研究的目的:
- 研究与飞行经验相关的飞行员大脑的神经质变化.
- 在试点中检查结构和功能大脑连接之间的关系.
- 识别神经适应,可以为飞行员的选择和培训提供信息.
主要方法:
- 收集了47名飞行员和38名对照人员的T1加权MRI,静止状态fMRI和DTI数据.
- 使用结构解指数 (SDI) 通过图形信号处理量化结构功能合 (SFC).
- 用于区域大脑分析,将功能连接分解为合和脱的组件.
主要成果:
- 飞行员在诸如中前回旋,前中心回旋和头顶叶片等区域显示出显著更高的SDI (减少的SFC).
- 在飞行员的下额头回旋,偏中心叶片和岛屿中观察到增强的SFC.
- 飞行员在特定区域之间增加了脱功能连接 (d-FC),与飞行时间相关.
结论:
- 长时间的飞行经验会导致飞行员大脑中区域性SFC的神经质变化.
- 这些发现为飞行训练中的神经适应提供了新的见解.
- 这项研究可以帮助完善飞行员的选择和培训,以提高航空安全.
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