相关实验视频

Updated: Feb 6, 2026

Endurance Training Protocol and Longitudinal Performance Assays for Drosophila melanogaster
09:49

Endurance Training Protocol and Longitudinal Performance Assays for Drosophila melanogaster

Published on: March 26, 2012

16.2K

转录组分析揭示了并发,抵抗和耐力训练对骨肌肉的影响

Longfei Zhao1, Huangyan Li2, Dongli Li1

  • 1School of Sports and Health, Guizhou Medical University, Guiyang, China.

PloS one
|February 4, 2026
PubMed
概括

不同的运动类型,如阻力和耐力训练,会导致独特的肌肉适应. 这项研究发现,细胞外矩阵重塑是所有运动类型肌肉生长的关键,特定的基因网络驱动着不同的功能结果.

更多相关视频

Dosage-Adjusted Resistance Training in Mice with a Reduced Risk of Muscle Damage07:29

Dosage-Adjusted Resistance Training in Mice with a Reduced Risk of Muscle Damage

Published on: August 31, 2022

2.2K
Myo-mechanical Analysis of Isolated Skeletal Muscle08:42

Myo-mechanical Analysis of Isolated Skeletal Muscle

Published on: February 22, 2011

27.6K

相关概念视频

Classification of Skeletal Muscle Fibers01:48

Classification of Skeletal Muscle Fibers

Skeletal muscles continuously produce ATP to provide the energy that enables muscle contractions. Skeletal muscle fibers can be categorized into three types based on differences in their contraction speed and how they produce ATP, as well as physical differences related to these factors. Most human muscles contain all three muscle fiber types, albeit in varying proportions.
Slow-Twitch Muscle Fibers
Slow oxidative, muscle fibers appear red due to large numbers of capillaries and high levels of...
59.5K
Overview of Skeletal Muscle01:15

Overview of Skeletal Muscle

Skeletal muscles are composed of a bundle of muscle fibers and are attached to bones through tendons. Each skeletal muscle fiber is a single muscle cell. The sarcolemma, the plasma membrane of a skeletal muscle cell, consists of a lipid bilayer and glycocalyx that supports muscle fibers. The sarcolemma extends into the muscle cells to form tubular structures called transverse or T-tubules. Each side of the T-tubules consists of a membrane-bound structure called the sarcoplasmic reticulum,...
14.7K
Relaxation of Skeletal Muscles01:29

Relaxation of Skeletal Muscles

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....
5.9K
Disorders of the Skeletal Muscle01:28

Disorders of the Skeletal Muscle

The clinical conditions affecting the skeletal muscle tissue are broadly categorized as musculoskeletal and neuromuscular disorders.
Musculoskeletal disorders
Musculoskeletal disorders involve injuries and conditions affecting the skeletal muscles and associated connective tissues. These disorders can arise from acute biomechanical stresses or chronic overuse and can occur across different age groups. Common injuries include sprains, fractures, and muscular strains, often resulting from...
1.9K
Naming Skeletal Muscles01:19

Naming Skeletal Muscles

The naming of the approximately 700 muscles in the human body is based on a set of criteria designed to provide descriptive information about each muscle, making it easier to identify and remember them.
The key factors used in naming muscles include:
4.1K
Skeletal Muscle Anatomy00:55

Skeletal Muscle Anatomy

Skeletal muscle is the most abundant type of muscle in the body. Tendons are the connective tissue that attaches skeletal muscle to bones. Skeletal muscles pull on tendons, which in turn pull on bones to carry out voluntary movements.
92.8K