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相关概念视频

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Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
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The gastrointestinal elimination process involves a complex interplay of neural and hormonal mechanisms that coordinate the final waste removal from the body. This intricate operation encompasses the absorption of water and electrolytes, vital for transforming the remaining indigestible food matter into feces. The large intestine is pivotal in water and electrolyte absorption, forming feces from unabsorbed minerals, undigested food, bacteria, bile pigments, and shed epithelial cells. Essential...
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As a nurse, it is vital to understand the factors affecting body temperature to monitor variations and effectively evaluate deviations from regular.
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相关实验视频

Updated: Jul 6, 2025

Using an Ingestible Telemetric Temperature Pill to Assess Gastrointestinal Temperature During Exercise
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在不同的环境温度下进行耐力运动后,胃肠道功能.

Daichi Sumi1,2,3, Kazunobu Okazaki2, Kazushige Goto4

  • 1Institute of Sport Science, ASICS Corporation, Kobe, Japan.

European journal of applied physiology
|January 3, 2024
PubMed
概括

在炎热的环境下进行耐力运动与热中性或寒冷条件相比,显著加重胃肠 (GI) 损伤和胃排空 (GE). 寒冷和热中性环境在运动期间对肠道功能产生类似的影响.

关键词:
寒冷的压力是冷的压力.耐力运动是一种耐力运动.胃空化的速度.胃肠道损伤 胃肠道损伤热应激是一种热应激.

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科学领域:

  • 运动生理学 运动生理学
  • 环境生理学环境生理学
  • 胃肠道生理学 胃肠道生理学

背景情况:

  • 环境温度显著影响运动期间的生理反应.
  • 了解热和冷对胃肠功能的影响对于运动员和积极活动的人来说至关重要.

研究的目的:

  • 研究不同环境温度对运动引起的胃肠道损伤的影响.
  • 评估环境温度对耐力运动期间胃空气 (GE) 速率的影响.

主要方法:

  • 11名训练有素的雄性在三个条件下进行了高强度间歇耐力运动:热中性 (23°C),热 (35°C) 和冷 (10°C).
  • 血肠脂肪酸结合蛋白 (I-FABP) 水平在运动前和运动后测量,以表明胃肠道损伤.
  • 胃排空 (GE) 速率是通过测量Tmax来评估的,Tmax是运动后达到13C排泄/小时的最大时间.

主要成果:

  • 在热试验中,与热中和冷试验相比,直肠温度显著更高.
  • 血I-FABP水平,表明胃肠道损伤,在热试验和热中和冷试验中显著升高.
  • 与热中和寒冷条件相比,热环境中的胃排空 (GE) 速度显著延迟.

结论:

  • 在炎热的环境中炼会加剧胃肠 (GI) 功能障碍,包括损伤和延迟胃排空.
  • 耐力运动期间的胃肠道功能在热中和寒冷环境之间是可比的.
  • 环境温度是影响胃肠道对运动反应的关键因素.