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

Information Processing Approach01:30

Information Processing Approach

30
The information-processing theory of cognitive development centers on fundamental mental processes, including attention, memory, and problem-solving skills. Researchers in this field examine how cognitive abilities, such as working memory, evolve and influence children's overall development. Studies indicate that children with stronger working memory tend to excel in reading comprehension, math, and problem-solving compared to peers with less efficient memory skills. Low working memory is...
30
Relaxation of Skeletal Muscles01:29

Relaxation of Skeletal Muscles

3.0K
The period of muscle contraction primarily influences the duration of stimulation at the neuromuscular junction (NMJ), the presence of free calcium ions in the sarcoplasm, and the availability of energy or ATP to support contractions.
When an action potential reaches the axon terminal, it depolarizes the membrane and opens voltage-gated sodium channels. Sodium ions enter the cell, further depolarizing the presynaptic membrane. This depolarization causes voltage-gated calcium channels to open....
3.0K
Changes in the Appendicular Skeleton with Age01:09

Changes in the Appendicular Skeleton with Age

1.8K
The upper and lower limb initially develops as a small bulge called a limb bud, which appears on the lateral side of the early embryo. The upper limb bud appears near the end of the fourth week of development, with the lower limb bud appearing shortly after.
Initially, the limb buds consist of a core of mesenchyme covered by a layer of ectoderm. The ectoderm at the end of the limb bud thickens to form a narrow crest called the apical ectodermal ridge. This ridge stimulates the underlying...
1.8K
Development of the Limb Synovial Joints01:07

Development of the Limb Synovial Joints

1.3K
Joints form during embryonic development in conjunction with the formation and growth of the associated bones. The embryonic tissue that gives rise to all bones, cartilage, and connective tissues of the body is called mesenchyme.
The mesenchymal stem cells differentiate into chondrocytes that form the hyaline cartilage, and later the cartilaginous model of the bone. This model further transforms into a bone. This process is known as endochondral ossification.
During development, the limbs...
1.3K
Socioemotional Development during Infancy01:30

Socioemotional Development during Infancy

38
Socio-emotional development in infancy is primarily shaped by early emotional responses and social connections, with temperament playing a central role. Temperament refers to the consistent patterns in an individual's emotional and behavioral responses, observable even in infancy. By examining temperament, researchers can better understand an infant's unique ways of interacting with the world, influencing subsequent personality and socio-emotional growth.
Primary Temperament Types
38
Socioemotional Experience and Gender Development01:30

Socioemotional Experience and Gender Development

22
Social-emotional experiences and cultural influences play significant roles in shaping gender development. During middle childhood, from ages 6 to 11, peer groups become dominant in reinforcing gender norms. Children in this age group often align with same-gender peer groups, which actively encourage behaviors that conform to traditional gender roles. For instance, boys may be discouraged from engaging in activities perceived as feminine, reinforcing culturally dictated norms about masculinity...
22

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

Acute Creatine Ingestion Before Resistance Training Enhances Strength Performance More than Ingestion During or After Training: A Randomized Crossover Pilot Trial.

Nutrients·2026
Same author

Correction: Mahdi et al. Melatonin Supplementation Enhances Next-Day High-Intensity Exercise Performance and Recovery in Trained Males: A Placebo-Controlled Crossover Study. <i>Sports</i> 2025, <i>13</i>, 190.

Sports (Basel, Switzerland)·2026
Same author

Melatonin, Caffeine, or Their Combination: Effects on Sleep, Performance, Perceived Exertion in a Placebo-Controlled Crossover Study.

Nutrients·2026
Same author

Effects of protein sources at sahur on anaerobic power and strength during Ramadan in combat sport athletes: A single blind, randomized, placebo-controlled, counterbalanced crossover study design.

PloS one·2026
Same author

Plasma and salivary measures of testosterone and cortisol levels in basketball players under various games / training conditions, and nutritional strategies: an updated systematic review.

Frontiers in physiology·2026
Same author

Effects of Creatine Monohydrate Loading on Sleep Metrics, Physical Performance, Cognitive Function, and Recovery in Physically Active Men: A Randomized, Double-Blind, Placebo-Controlled, Crossover Trial.

Nutrients·2025

相关实验视频

Updated: Jun 5, 2025

Adapted Resistance Training Improves Strength in Eight Weeks in Individuals with Multiple Sclerosis
08:48

Adapted Resistance Training Improves Strength in Eight Weeks in Individuals with Multiple Sclerosis

Published on: January 29, 2016

16.8K

在小学学生中发展灵活性.

Georgiy Polevoy1, Ibrahim Ouergui2,3, Luca P Ardigò4

  • 1Department of Physical Education, Moscow Polytechnic University, Moscow, Russia.

The Journal of sports medicine and physical fitness
|December 9, 2024
PubMed
概括

将灵活性练习添加到体育 (PE) 课程中显著改善了9-10岁儿童的灵活性. 与对照组相比,实验组在部,脊椎和肩膀关节的运动方面表现更好.

更多相关视频

A Training Program Using an Agility Ladder for Community-Dwelling Older Adults
14:13

A Training Program Using an Agility Ladder for Community-Dwelling Older Adults

Published on: March 7, 2020

10.3K
Operant Procedures for Assessing Behavioral Flexibility in Rats
08:30

Operant Procedures for Assessing Behavioral Flexibility in Rats

Published on: February 15, 2015

20.8K

相关实验视频

Last Updated: Jun 5, 2025

Adapted Resistance Training Improves Strength in Eight Weeks in Individuals with Multiple Sclerosis
08:48

Adapted Resistance Training Improves Strength in Eight Weeks in Individuals with Multiple Sclerosis

Published on: January 29, 2016

16.8K
A Training Program Using an Agility Ladder for Community-Dwelling Older Adults
14:13

A Training Program Using an Agility Ladder for Community-Dwelling Older Adults

Published on: March 7, 2020

10.3K
Operant Procedures for Assessing Behavioral Flexibility in Rats
08:30

Operant Procedures for Assessing Behavioral Flexibility in Rats

Published on: February 15, 2015

20.8K

科学领域:

  • 儿科运动科学 儿科运动科学
  • 运动医学 运动医学
  • 体育教育研究 身体教育研究

背景情况:

  • 儿童灵活性发展的研究不足.
  • 可以加强体育教育 (PE) 计划,以解决灵活性问题.
  • 针对9-10岁儿童的灵活性在学校环境中是可行的.

研究的目的:

  • 调查特定灵活性练习对9-10岁儿童的影响.
  • 为了确定是否将灵活性培训整合到体育训练课程中可以提高身体的移动性.
  • 为了比较接受专业培训的学生和在标准PE课程中的学生之间的灵活性结果.

主要方法:

  • 一项涉及俄罗斯基罗夫56名三年级 (9-10岁) 学生的研究.
  • 两个组:控制组 (标准PE) 和实验组 (增加灵活性练习).
  • 灵活性通过关节的移动性 (向前倾斜),脊柱的灵活性 (桥梁) 和肩膀关节的移动性 (船测试) 来评估.

主要成果:

  • 实验组在干预后表现出明显更高的关节运动 (向前倾斜).
  • 两组都改善了部和脊柱的灵活性,但实验小组在脊柱灵活性 (桥梁) 中表现出更大的改善.
  • 实验组在干预后也表现出高肩关节运动 (船测试).

结论:

  • 将有针对性的灵活性练习纳入体育培训课程,可以提高9-10岁学生的体力运动.
  • 培训课提供了一个有效的平台来提高这个年龄段的灵活性.
  • 一致地包括灵活性练习导致联合流动性指标的显著改善.