飞行员的大脑如何应对压力和心理负载? 来自执行控制网络的洞察力
Mickaël Causse1, Damien Mouratille2, Yves Rouillard3
1ISAE-SUPAERO, 10 avenue Edouard Belin, Toulouse, France.
Behavioural brain research
|October 5, 2023
概括
功能近红外光谱 (fNIRS) 有效监测飞行员的大脑活动,检测飞行模拟期间增加的心理工作量和压力. 这项技术可以帮助管理飞行员在航空中的认知负载.
科学领域:
- 神经科学是一个神经科学.
- 人类因素工程 人类因素工程
- 航空航天医学 航空航天医学
背景情况:
- 心理工作量和压力显著影响飞行员的表现,特别是在单人飞行中.
- 飞行员认知状态的自动监测对于航空安全至关重要.
- 功能近红外光谱学 (fNIRS) 提供了一种非侵入性方法来评估大脑活动.
研究的目的:
- 调查fNIRS在监测飞行员心理工作量和压力的有效性.
- 分析与飞行员不同的认知负载和压力因素相关的大脑活动模式.
- 探索fNIRS在航空领域实时飞行员监控方面的潜力.
主要方法:
- 在模拟飞行场景中使用fNIRS记录了20名私人飞行员的脑活动.
- 通过引入次要任务来操纵心理工作量.
- 使用社会压力因素诱导压力,并在执行控制网络 (ECN) 中分析血液动力学反应 (HbO2).
主要成果:
- fNIRS检测到ECN (背侧前额皮质,顶部区域) 的HbO2增加,精神工作量较高.
- 社会压力也增加了ECN HbO2,特别是与高心理工作负载相结合时,这表明累积效应.
- 一个任务时间效应显示在ECN中减少了HbO2,这表明习惯.
结论:
- fNIRS是一个敏感的工具,用于实时监测飞行员的心理工作量,压力和习惯效应.
- 了解这些大脑活动模式可以为工作负载管理策略提供信息,并提高航空安全.
- fNIRS技术有望在未来的航空运营中开发先进的飞行员监控系统.
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