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婴儿坐着和多方向达到的技能

Jaya Rachwani¹, Victor Santamaria², Xupeng Ai³

¹Department of Physical Therapy, Hunter College, City University of New York, New York, New York, USA.

Journal of motor behavior

|September 26, 2023

概括

婴儿可以在多个方向达到和抓住玩具,即使他们是新的坐着. 坐着的经验可以改善姿势,但不能达到能力,这表明干部和手臂的稳定性是学习坐着的关键.

科学领域:

发展科学是一种发展科学.
发动机控制器发动机控制器
婴儿行为婴儿行为

背景情况:

婴儿在6到10个月之间发展出坐着的能力.
伸手是婴儿发育的关键运动技能.
在没有支的座位上伸手的理解告知了发展的里程碑.

研究的目的:

为了研究婴儿多向伸手的功能.
检查坐着经验对伸展和姿势稳定性的影响.
根据方向和经验分析到达的动力学差异.

主要方法:

对21名婴儿 (6-10个月) 进行了测试,他们的坐姿经验各不相同.
在没有支持的坐姿中记录到达任务 (向前,向右).
利用基于行为和机器学习的动态分析.

主要成果:

所有婴儿都成功地向两个方向伸手抓住玩具.
婴儿跌倒和姿势支的调整是最小的.
更大的坐姿体验与改善的直立姿势相关.
根据方向或经验,在干部位移或到达动力学方面没有发现显著差异.

结论:

多向伸手对于婴儿来说是一个功能技能,不管他们是否有坐着的经验.
干和手臂的稳定性在斜腰和正面平面是获得坐姿技能的基础.
早期的坐姿发展支持复杂的运动行为,如伸手.

关键词:

婴儿时期的婴儿期机器学习是机器学习.姿势控制姿势控制技能获取技能获得技能获取

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