研究不同表面条件对人类姿势控制和感官整合策略的影响
Seo-Yoon Park1, Sang-Seok Yeo2, Tae-Woo Kang1
1Department of Physical Therapy, College of Health and Welfare, Woosuk University, 443 Samnye-ro, Samnye-eup, Wanju-gun 55338, Republic of Korea.
Bioengineering (Basel, Switzerland)
|June 27, 2024
概括
姿势稳定性受到不稳定的表面的挑战,如平衡,特别是在斜坡上. 稳定的表面,如平面或坡道,可以更好地控制平衡,防止意外移动.
科学领域:
- 生物力学 生物力学
- 人类运动控制人体运动控制
- 运动科学 运动科学 运动科学
背景情况:
- 姿势稳定对于日常活动和预防跌倒至关重要.
- 人体维持平衡的能力受到表面特征和外部干扰的影响.
- 了解这些影响对于开发有效的平衡训练和防摔策略至关重要.
研究的目的:
- 研究不同的表面条件如何影响姿势稳定性.
- 量化挑战性表面对平衡控制机制的影响.
- 评估人类姿势控制系统适应不同感官输入的能力.
主要方法:
- 30名健康成年人参与了这项研究.
- 在四个表面进行了平衡评估:平面,斜坡坡,平衡和斜坡坡上的平衡.
- 压力中心 (COP) 位移 (中侧和前后),速度和面积在意外扰动期间被测量.
主要成果:
- 与不稳定的表面相比,平面和坡道表面的COP位移,速度和面积明显较低.
- 平衡,特别是当放置在斜坡上时,显著增加了所有测量的COP参数.
- 这些发现表明,在不稳定和联合的表面条件下,姿势控制面临着更大的挑战.
结论:
- 人的姿势控制系统表现出适应能力,但在面对具有挑战性的表面时存在局限性.
- 不稳定的表面,特别是斜坡上的平衡,严重损害了姿势稳定性.
- 这些结果强调了表面条件在平衡性能和伤害预防方面的重要性.
相关概念视频
Factors Affecting Perception
Perception is influenced by perceptual set, context, motivation, and emotion. Perceptual set, or perceptual expectancy, refers to the tendency to perceive things in a particular way, influenced by previous experiences and expectations. This phenomenon affects the interpretation of stimuli, creating a set of mental tendencies and assumptions that impact sensory perceptions of sound, taste, touch, and sight.
An illustrative example of a perceptual set is the scenario where an airline pilot told...
An illustrative example of a perceptual set is the scenario where an airline pilot told...
Impression Management Techniques I: Managing Appearances
Appearance is a multidimensional aspect of self-presentation that encompasses observable attributes such as clothing, grooming, speech, and nonverbal behavior. These elements are often strategically managed to align with socially constructed expectations in different settings. For instance, individuals tailor their appearance during job interviews, social gatherings, or athletic events to meet the perceived norms of those environments.Contextual Adaptation and Social SignalsThe research...
The Influence of Cognition on Affect
Cognition plays a pivotal role in shaping emotional experiences, as demonstrated by Schachter and Singer’s two-factor theory of emotion. According to this model, emotion arises from a combination of physiological arousal and cognitive interpretation. The body’s physiological response to stimuli is ambiguous and only gains emotional significance through cognitive labeling. For instance, an increased heart rate and adrenaline surge while standing near an attractive person may be interpreted as...


