对自然主义的以头为中心的运动频谱的前庭映射
Matthias Ertl1,2, Peter Zu Eulenburg3,4, Marie Woller2
1Department of Psychology, University of Bern, Bern, Switzerland.
概括
自然主义的头部加速引起前庭唤起潜能 (VestEPs),揭示了大脑对运动方向的异型处理. 带带的视觉区域是解释自我运动和加速强度的关键.
科学领域:
- 神经科学是一个神经科学.
- 垂体系统研究研究 垂体系统研究
- 感官处理 感官处理
背景情况:
- 自然的头部加速可以引起前体唤起潜能 (VestEPs).
- VestEPs能够对皮质前庭处理和多感官集成进行高时间分辨率的分析.
研究的目的:
- 为了比较由转移,旋转和倾斜引起的差异VESTEPs.
- 为了研究基于加速方向的前庭信息的皮质处理.
主要方法:
- 在运动平台上使用健康受试者的两个实验.
- 随机呈现的翻译,旋转和倾斜.
- 事件相关潜力 (ERP) 分析和分布式源本地化.
主要成果:
- 在所有加速度领域 (转移,旋转,倾斜) 验证了VestEPs.
- 旋转轴 (yaw,pitch,roll) 与VestEP振幅显著相关,卷轴旋转显示振幅增加.
- 带带状的视觉区域 (CSv) 的活动解释了方向依赖的振幅调制.
结论:
- 有证据表明,皮质结构对前庭输入的异型,取决于方向的处理.
- 区域CSv在自我运动感知和解释加速方向和强度等空间特征方面发挥着至关重要的作用.
关键词:
在视觉上可以看到Cingulate sulcus.方向依赖性方向依赖性被动运动是一种被动的运动.在前庭异性 (vestibular anisotropy) 的情况下,在前庭引起的潜能引起的潜能.更多相关视频
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