在分级循环增量试验中,肌肉特定的氧化反应和值的概况
Carlos Sendra-Pérez1, Alberto Encarnacion-Martinez2,3, Rosario Salvador-Palmer4,5
1Research Group in Sports Biomechanics (GIBD), Department of Physical Education and Sports, Faculty of Physical Activity and Sport Sciences, Universitat de València, St: Gascó Oliag, 3. 46010, Valencia, Spain.
European journal of applied physiology
|September 11, 2024
概括
肌肉氧化值 (MOT2) 可以在运动期间在不同的肌肉中以类似的方式确定. 这一发现表明,肌肉氧和度为运动强度提供了一致的标记,与全身值保持一致.
科学领域:
- 运动生理学 运动生理学
- 运动科学 运动科学 运动科学
- 生物医学工程 生物医学工程
背景情况:
- 运动强度可以通过系统性测量来确定,例如血液乳酸或气体交换.
- 肌肉氧和为评估肌肉衍生的运动值提供了一个有效的替代方案.
- 第二个肌肉氧化值 (MOT2) 提供了关于运动期间肌肉限制的具体见解.
研究的目的:
- 探索各种肌肉中第二个肌肉氧化值 (MOT2) 的配置和时间.
- 在分级运动测试 (GXT) 中,比较不同肌肉群的MOT2发生率.
- 评估肌肉衍生的值与全身炼值的一致性.
主要方法:
- 26名自行车运动员和三项运动员在自行车人体表上进行了分级运动测试 (GXT).
- 测量了五个关键肌肉的肌肉氧和度 (横向巨肌,大腿两肌,中腹腹肌,前肌,三肌).
- 第二个肌肉氧化值 (MOT2) 用指数Dmax方法确定,数据通过统计参数映射和ANOVA分析.
主要成果:
- 在GXT期间,肌肉氧化在不同的肌肉中显示出不同的特征.
- 在所有测量肌肉中,MOT2的比例与GXT的比例相似 (范围为72%至77%).
- MOT2的时间在肌肉中一致,与全身值 (73%的GXT) 保持一致.
结论:
- 不同的肌肉在运动期间表现出独特的肌肉氧和概况.
- 第二个肌肉氧化值 (MOT2) 的时间在各种肌肉中是一致的.
- MOT2 时间显示与系统性运动值一致,支持其在运动评估中的实用性.
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