Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Steps in the Modeling Process01:14

Steps in the Modeling Process

233
Albert Bandura's theory of observational learning identifies four critical processes: attention, retention, motor reproduction, and reinforcement or motivation.
Attention is the first necessary component for observational learning. It involves focusing on what the model is doing and saying. For example, if you decide to take a drawing class to enhance your skills, you need to pay close attention to the instructor's words and hand movements. The characteristics of the model significantly...
233
Cardiopulmonary Resuscitation II: ACLS Airway Management01:22

Cardiopulmonary Resuscitation II: ACLS Airway Management

17
Airway management is a key skill in emergency and critical care settings, as maintaining a clear airway is essential for adequate oxygenation and ventilation.Head Tilt-Chin Lift TechniqueThe head tilt-chin lift maneuver is an essential technique primarily used in patients without suspected cervical spine injuries. To perform this maneuver, one hand is placed on the patient’s forehead, and gentle pressure is applied backward to tilt the head. The fingertips of the other hand are positioned...
17
Cardiopulmonary Resuscitation I: Adult01:21

Cardiopulmonary Resuscitation I: Adult

19
Cardiopulmonary resuscitation, or CPR, is a life-saving emergency procedure performed when a person's heart has stopped beating or they are no longer breathing. The foundation of CPR is Basic Life Support (BLS), which focuses on the early recognition of cardiac arrest, the immediate start of high-quality chest compressions, and the timely use of an automated external defibrillator (AED).Assessing Responsiveness and Checking the Carotid PulseWhen approaching an unresponsive person, first ensure...
19
Fixed Action Patterns01:06

Fixed Action Patterns

16.0K
A fixed action pattern (FAP) is a specific, hard-wired sequence of behaviors that occurs in response to an external stimulus, called a sign stimulus. The behavior is “fixed” because it is essentially unchangeable—proceeding similarly across individuals of a species every time it occurs.
16.0K

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Postural stability during low-intensity respiratory loading in pre-COPD and healthy adults: a cross-sectional study.

Archives of physiotherapy·2026
Same author

Effects of Boat Class and Size on Intracycle Velocity Variation During 2000 m Competitive Rowing: A GPS- and Accelerometry-Based Assessment.

Sensors (Basel, Switzerland)·2026
Same author

Male and Female Master Rowers Physiologically Resilient to Repeated Maximal Efforts?

Journal of strength and conditioning research·2026
Same author

Usability Evaluation and Perceived Performance of the MoonWalking<sup>®</sup> Insole in Safety Footwear.

Sensors (Basel, Switzerland)·2026
Same author

A Comprehensive Profile of Volunteer Firefighters: Sociodemographic and Occupational Dimensions.

Workplace health & safety·2026
Same author

Can jerk cost and resultant mechanical impulse be helpful tools to discriminate swimming performance in young swimmers?

Sports biomechanics·2026

相关实验视频

Updated: Jul 15, 2025

A Rapidly Incremented Tethered-Swimming Maximal Protocol for Cardiorespiratory Assessment of Swimmers
09:24

A Rapidly Incremented Tethered-Swimming Maximal Protocol for Cardiorespiratory Assessment of Swimmers

Published on: January 28, 2020

8.9K

游泳者在背部起步技术期间的有效行动

Karla de Jesus1,2, Kelly de Jesus1,2, Luís Mourão1,3

  • 1Centre of Research, Education, Innovation and Intervention in Sport, Faculty of Sport, University of Porto, 4200-450 Porto, Portugal.

Sensors (Basel, Switzerland)
|September 28, 2023
PubMed
概括

背游泳者通过模拟的结构动作在起跑过程中产生显著的力,约占总推进力的40%. 了解这些力机制有助于优化背部启动技术和训练.

关键词:
背部中风 背部中风被动力是一种被动的力量.推进系统 推进系统 推进系统开始开始开始开始开始开始.

更多相关视频

Swimming Performance Assessment in Fishes
05:12

Swimming Performance Assessment in Fishes

Published on: May 20, 2011

25.6K
Comparison of Kinetic Characteristics of Footwork during Stroke in Table Tennis: Cross-Step and Chasse Step
07:19

Comparison of Kinetic Characteristics of Footwork during Stroke in Table Tennis: Cross-Step and Chasse Step

Published on: June 16, 2021

2.7K

相关实验视频

Last Updated: Jul 15, 2025

A Rapidly Incremented Tethered-Swimming Maximal Protocol for Cardiorespiratory Assessment of Swimmers
09:24

A Rapidly Incremented Tethered-Swimming Maximal Protocol for Cardiorespiratory Assessment of Swimmers

Published on: January 28, 2020

8.9K
Swimming Performance Assessment in Fishes
05:12

Swimming Performance Assessment in Fishes

Published on: May 20, 2011

25.6K
Comparison of Kinetic Characteristics of Footwork during Stroke in Table Tennis: Cross-Step and Chasse Step
07:19

Comparison of Kinetic Characteristics of Footwork during Stroke in Table Tennis: Cross-Step and Chasse Step

Published on: June 16, 2021

2.7K

科学领域:

  • 运动科学 运动科学 运动科学
  • 生物力学 生物力学
  • 游泳表现表现 游泳表现表现

背景情况:

  • 了解游泳开始时的外部力量对于优化推进至关重要.
  • 之前的分析集中在一般启动力学上,缺乏对背部冲动力产生的具体见解.

研究的目的:

  • 为了评估背部开始时的水平和垂直力.
  • 为了区分结构和推进力组件在背部开始.
  • 为教练和研究人员提供有效的背部启动策略的信息.

主要方法:

  • 模拟的结构力量使用两个身体位置 (和延伸).
  • 测量了10名竞争性背泳泳者在15米的最大开始时所施加的外部力.
  • 从测量力中减去模拟的结构力来确定推进力.

主要成果:

  • 模拟的结构力约占总启动推进力的40%.
  • 推进水平力增加,而垂直力在起飞前的最后0.05秒减少.
  • 观测到最优的起飞角度约为20度.

结论:

  • 结构力量在背部启动推进中发挥着重要作用.
  • 特定的机械策略可以提高背部启动的有效性.
  • 这些发现可以提高抵抗训练与游泳表现的可转移性.