视门损伤会影响在虚拟视觉环境中导航的精度和准确性
Divya A Chari1,2, Maimuna Ahmad1,2, Susan King1
1Department of Otolaryngolgy-Head and Neck Surgery, Massachusetts Eye and Ear, Boston MA 02114, USA.
Brain communications
|December 20, 2023
概括
带有前体损伤的男性在动态虚拟现实任务中运行得更糟糕,这表明他们依赖前体输入. 女性没有显示差异,表明潜在的不同导航策略. 这突出了基于性别的差异,用于人类导航的前体信息.
科学领域:
- 神经科学是一个神经科学.
- 人类导航人类导航
- 垂体系统的功能 垂体系统的功能
背景情况:
- 垂体信息,以及自我生成的 (愚蠢的) 和外部的 (杂的) 线索,有助于导航.
- 动物研究证实前体对导航的贡献,但人类的证据仍然不那么有说服力.
- 之前的研究指出,在头部静止时的导航中存在性别差异,但在前庭信息利用中没有.
研究的目的:
- 调查人类在虚拟现实环境中导航时使用前庭信息的情况.
- 探索男性和女性如何使用前体和视觉线索进行导航的潜在基于性别的差异.
- 在动态和静态条件下比较带有和没有前庭损伤的个体的导航性能.
主要方法:
- 研究了两侧前庭严重损伤的男性和女性,并在一个视觉贫的虚拟现实环境中匹配对照.
- 采用了两个导航协议:"动态任务"激活愚蠢的线索 (走路,转身) 和"静态任务"消除它们 (按键,头部静止).
- 使用"三角形完成任务"来评估角度和线性精度以及返回起始位置的精度.
主要成果:
- 在动态任务中, vestibular 损伤的男性表现比正常男性差,而女性无论 vestibular 状态如何都表现相当.
- 垂体缺陷男性在静态任务中表现得比正常男性更好,这表明在垂体输入缺失时,对视觉线索的依赖程度增加.
- 性别显著影响了前庭状态和导航范式之间的相互作用,特别是在角精度方面.
结论:
- 提供了人类利用前置信息在虚拟环境中导航的证据.
- 表明男性和女性在导航期间依赖和利用前体和视觉信息方面存在差异.
- 男人似乎使用前置信息来增强导航,并且在前置输入受到损害时更有效地依赖视觉线索,与这项研究中的女性不同.
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