工具和手动运动之间的竞争影响了肢体运动中的运动规划
Simon Thibault1, John B Yates2, Laurel J Buxbaum2,3
1Jefferson Moss Rehabilitation Research Institute, Thomas Jefferson University, Elkins Park, Pennsylvania 19027 simon.thibault@jefferson.edu.
概括
左半球中风 (LCVA) 患者在使用工具时表现出规划缺陷,手工具运动不一致. 这种困难随着阿普拉克西亚严重程度的增加而加剧,这表明行动竞争起着关键作用.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 发动机控制器的控制器
背景情况:
- 工具的使用依赖于复杂的汽车规划和解决行动代表性竞争.
- 不一致的工具手动可能会在规划过程中加剧行动竞争.
研究的目的:
- 调查工具手不一致是否会影响左半球中风 (LCVA) 患者的运动规划.
- 用不相称的工具来检查无习惯症严重程度和计划缺陷之间的关系.
主要方法:
- 34名慢性LCVA患者和16名对照人使用了新的一致和不一致的工具.
- 评估了阿普拉克西亚的严重程度,并进行了病变症状映射.
- 第二个实验评估了基于不一致性评级的传统工具的手势操作.
主要成果:
- 患有LCVA的个体表现出对不相称的工具的规划时间增加,与阿普拉克西亚严重程度相关.
- 在任务的早期,损伤最为突出,特别是在新工具时.
- 后部和下部区域的损伤与不相称的工具的规划缺陷有关.
结论:
- 工具与手的不一致性引发了行动竞争,影响了阿普拉克西亚患者的工具使用计划.
- 这些发现突出了行动竞争在非实用性和工具使用困难中的作用.
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