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过期门负载和注意力表现

Eli F Kelley, Troy J Cross, Bruce D Johnson

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    此摘要是机器生成的。

    增加呼吸的排气工作会损害飞行员的注意力表现. 更高的呼气压力和精力感觉导致更长的反应时间和在连续执行任务中的更多错误.

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    科学领域:

    • 人类因素 人类因素
    • 航空航天医学 航空航天医学
    • 认知心理学 认知心理学

    背景情况:

    • 飞行员的注意力表现对于飞行安全至关重要.
    • 呼吸的工作,特别是呼吸的努力,可能会起到分散注意力的刺激作用.
    • 战斗机飞行员经历了呼吸的呼吸工作增加.

    研究的目的:

    • 为了研究增加的呼气压力-时间产品对注意力表现的影响.
    • 为了确定呼气时的劳动感觉如何影响注意力表现.
    • 评估改变端潮气体对连续执行任务的影响.

    主要方法:

    • 十名健康参与者完成了一项修改后的面具连接连续性能任务.
    • 参与者对四种不同的呼吸门负荷进行了呼吸.
    • 使用重复测量ANOVA和通用添加混合效应模型.

    主要成果:

    • 增加的 expiratory 值负荷显著延长了整体中位数击中反应时间.
    • 更高的呼吸力度感觉与更长的反应时间和更高的遗漏错误率相关.
    • 委员会错误率没有受到 expiratory 努力感觉增加的显著影响.

    结论:

    • 在自发呼吸过程中,逐渐增加的呼气值负荷会损害注意力表现.
    • 呼吸力度的感觉会对反应时间产生负面影响,并增加刺激识别错误.
    • 研究结果表明,由于呼吸阻力,飞行员注意力缺陷的潜在机制是由于呼吸阻力.