感知,行动,以及身体模型
Lara A Coelho1, Claudia L R Gonzalez2
1Brain in Action Laboratory, Department of Kinesiology, University of Lethbridge, AB, Canada; UVIP: Unit for Visually Impaired People, Italian Institute of Technology, Genova, Italy.
Neuropsychologia
|March 15, 2024
概括
人体模型,特别是手的模型,有系统的扭曲. 这些扭曲并不是错误,但实际上可能会提高抓取和伸手等操作的准确性.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 人类运动控制人体运动控制
背景情况:
- 感知与行动模型 (PAM) 最初将视觉处理分离为腹部 (感知) 和背部 (行动) 流.
- 后来提出了一种体感PAM,建议对感知和行动进行单独的身体表征.
- 内体模型对于自身感知 (位置感) 是至关重要的.
研究的目的:
- 为了审查与体感PAM相关的手的身体模型.
- 探索手的身体模型中系统扭曲的功能意义.
- 为了调查车身模型扭曲和精确的运动动作之间的联系.
主要方法:
- 审查关于身体表现和感知和行动模型的现有科学文献.
- 分析报告手的表现扭曲的研究 (例如,对宽度的高估,对长度的低估).
- 检查证据,将这些扭曲与伸手和抓住等行动的准确性联系起来.
主要成果:
- 手体模型中的系统性扭曲 (例如,高估宽度,低估手指长度) 是人体表现的一致特征.
- 这些扭曲似乎提供了功能上的好处,有助于行动的准确性.
- 在体感和运动区域的皮质图反映了这些身体模型扭曲.
结论:
- 尽管有扭曲,但手的身体模型是功能性的,对于精确的运动行为至关重要.
- 身体模型是由腹部和背部的体感官流形成的.
- 身体模型说明了体感系统中感知和以行动为导向的处理的相互联系.
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