perimysium

简明释义

英[ˌperɪˈmɪziəm]美[ˌperɪˈmɪzɪəm]

n. [解剖] 肌束膜

复 数 p e r i m y s i a

英英释义

单词用法

同义词

反义词

例句

1.In histology, the perimysium can be observed under a microscope as a connective tissue layer.

在组织学中，肌束膜可以在显微镜下观察到，作为一种结缔组织层。

2.Athletes often focus on strengthening their muscles, including the perimysium, to improve performance.

运动员通常专注于增强他们的肌肉，包括肌束膜，以提高表现。

3.The strength of a muscle is partly due to the integrity of its perimysium.

肌肉的力量部分归因于其肌束膜的完整性。

4.During muscle injury, the perimysium plays a role in the healing process by facilitating the regeneration of muscle fibers.

在肌肉受伤期间，肌束膜通过促进肌肉纤维的再生在愈合过程中发挥作用。

5.The perimysium surrounds each bundle of muscle fibers, providing structure and support.

每束肌肉纤维周围的肌束膜提供了结构和支持。

作文

The human body is a marvel of biological engineering, composed of various tissues that work together to facilitate movement, support, and overall function. One of the critical components of our muscular system is the connective tissue that surrounds and protects individual muscle fibers. Among these connective tissues, the term perimysium is of particular importance. The perimysium (肌束膜) is a sheath of connective tissue that envelops bundles of muscle fibers, known as fascicles. This structure serves multiple essential roles in muscle function and health.Firstly, the perimysium plays a crucial role in organizing muscle fibers into functional units. By grouping muscle fibers into fascicles, the perimysium allows for coordinated contraction and relaxation during movement. Each fascicle can contract independently, which contributes to the fine motor control necessary for complex movements, such as playing a musical instrument or typing on a keyboard. Without the perimysium, muscle fibers would not be able to function efficiently, leading to a lack of precision in movements.In addition to organization, the perimysium also provides structural support to the muscles. It contains collagen and elastin fibers, which give the muscle its strength and elasticity. This property is vital for muscles that undergo repetitive stretching and contracting, such as those used in running or lifting weights. The perimysium helps to absorb and distribute forces exerted on the muscle, reducing the risk of injury and ensuring that the muscle can withstand the stresses of physical activity.Moreover, the perimysium serves as a conduit for blood vessels and nerves that supply the muscle fibers. Within the perimysium, there are small blood vessels that deliver oxygen and nutrients to the muscle cells while removing waste products. The presence of nerve fibers within the perimysium allows for the transmission of signals from the nervous system to the muscle, facilitating voluntary and reflexive movements. This connection is crucial for maintaining muscle function and overall physical performance.The significance of the perimysium extends beyond mere anatomy; it also has implications for physical training and rehabilitation. Understanding the role of the perimysium can help athletes and trainers design effective training programs that enhance muscle performance while minimizing the risk of injury. For instance, targeted stretching and strengthening exercises can improve the flexibility and resilience of the perimysium, ultimately enhancing athletic performance.In rehabilitation settings, knowledge of the perimysium can guide therapists in developing recovery plans for individuals recovering from muscle injuries. By focusing on exercises that promote healing and strengthen the connective tissue surrounding the muscle fibers, patients can regain their strength and mobility more effectively.In conclusion, the perimysium (肌束膜) is an essential component of our muscular system, playing a vital role in organizing muscle fibers, providing structural support, and facilitating communication between the muscles and the nervous system. Its importance cannot be overstated, as it contributes not only to our ability to move but also to our overall physical health and well-being. By understanding the functions and significance of the perimysium, we can better appreciate the complexity of the human body and the intricate systems that work together to enable movement and maintain health.

人体是生物工程的奇迹，由各种组织组成，这些组织共同作用以促进运动、支持和整体功能。在我们的肌肉系统中，一个关键的组成部分是包围和保护单个肌纤维的结缔组织。在这些结缔组织中，术语perimysium尤其重要。perimysium（肌束膜）是包裹肌纤维束（称为肌束）的结缔组织鞘。这一结构在肌肉功能和健康中起着多重重要作用。首先，perimysium在将肌纤维组织成功能单元方面发挥着至关重要的作用。通过将肌纤维分组为肌束，perimysium使得在运动过程中能够协调收缩和放松。每个肌束可以独立收缩，这有助于复杂运动所需的精细运动控制，例如演奏乐器或在键盘上打字。如果没有perimysium，肌纤维将无法高效运作，从而导致运动精确度的缺乏。除了组织功能外，perimysium还为肌肉提供结构支持。它含有胶原蛋白和弹性蛋白纤维，这些成分赋予肌肉强度和弹性。这一特性对于经历重复拉伸和收缩的肌肉至关重要，例如用于跑步或举重的肌肉。perimysium帮助吸收和分配施加在肌肉上的力量，减少受伤风险，并确保肌肉能够承受身体活动的压力。此外，perimysium还是供应肌肉纤维的血管和神经的通道。在perimysium内，有小血管向肌肉细胞提供氧气和营养，同时清除废物。神经纤维在perimysium内的存在使得来自神经系统的信号能够传递到肌肉，促进自主和反射性运动。这种连接对维持肌肉功能和整体身体表现至关重要。perimysium的重要性不仅限于解剖学；它对身体训练和康复也有影响。理解perimysium的作用可以帮助运动员和教练设计有效的训练计划，以增强肌肉表现，同时最大限度地降低受伤风险。例如，针对性的拉伸和强化练习可以改善perimysium的柔韧性和韧性，最终提高运动表现。在康复环境中，了解perimysium可以指导治疗师为恢复肌肉损伤的个体制定恢复计划。通过专注于促进愈合和加强包围肌纤维的结缔组织的练习，患者可以更有效地恢复力量和活动能力。总之，perimysium（肌束膜）是我们肌肉系统的一个重要组成部分，在组织肌纤维、提供结构支持以及促进肌肉与神经系统之间的沟通方面发挥着至关重要的作用。它的重要性不容小觑，因为它不仅有助于我们的运动能力，还对我们的整体身体健康和幸福感产生影响。通过理解perimysium的功能和意义，我们可以更好地欣赏人体的复杂性及其相互作用以实现运动和维持健康的精密系统。