diarthrosis

简明释义

英[ˌdaɪəˈθroʊsɪs]美[ˌdaɪəˈθroʊsɪs]

n. [解剖] 动关节

复 数 d i a r t h r o s e s

英英释义

单词用法

同义词

反义词

例句

1.The knee joint is a classic example of a diarthrosis, which allows for a wide range of motion.

膝关节是一个经典的滑膜关节例子，它允许广泛的运动范围。

2.In anatomy class, we learned that a diarthrosis is a type of joint that is highly mobile.

在解剖课上，我们了解到滑膜关节是一种高度灵活的关节类型。

3.The shoulder is another example of a diarthrosis, enabling us to lift our arms freely.

肩关节是另一个滑膜关节的例子，使我们能够自由地抬起手臂。

4.Athletes often rely on diarthrosis joints for their performance in sports.

运动员在体育运动中往往依赖于滑膜关节来提升表现。

5.Understanding the mechanics of a diarthrosis can help in injury prevention.

理解滑膜关节的机制可以帮助预防受伤。

作文

The human body is a remarkable structure composed of various systems that work together to maintain life and facilitate movement. One of the essential components of our musculoskeletal system is the joints, which play a crucial role in enabling movement. Among the different types of joints, diarthrosis (滑膜关节) stands out due to its unique characteristics and functionality. Understanding what diarthrosis is, along with its significance, can help us appreciate the complexity of our body's design. To begin with, diarthrosis refers to a type of joint that allows for free movement between the bones it connects. These joints are also known as synovial joints, characterized by a fluid-filled cavity called the synovial cavity. This cavity is lined with synovial membrane, which secretes synovial fluid, acting as a lubricant to reduce friction during movement. The presence of this fluid is one of the defining features of diarthrosis, setting it apart from other joint types such as fibrous or cartilaginous joints, which offer little to no movement. There are several types of diarthrosis joints, each allowing for different ranges and types of motion. For instance, hinge joints, like the elbow and knee, permit flexion and extension, while ball-and-socket joints, such as the shoulder and hip, allow for rotational movement in multiple directions. Other examples include pivot joints, saddle joints, and gliding joints, each contributing to the body’s overall flexibility and mobility. This diversity in joint types illustrates how diarthrosis plays a critical role in our ability to perform daily activities, from walking and running to more complex movements like dancing or playing sports. Moreover, the health of diarthrosis joints is vital for maintaining an active lifestyle. As we age or due to certain medical conditions, these joints may become damaged or degenerate, leading to pain and reduced mobility. Conditions such as osteoarthritis or rheumatoid arthritis can significantly affect the function of diarthrosis joints, causing inflammation and stiffness. Therefore, understanding the importance of joint health and taking preventive measures, such as regular exercise, a balanced diet, and avoiding excessive strain, is essential for preserving the functionality of these joints. In addition, advancements in medical science have led to improved treatments for joint-related issues. Physical therapy, medications, and in some cases, surgical interventions like joint replacement can help restore the function of diarthrosis joints. These treatments aim to alleviate pain, improve mobility, and enhance the quality of life for individuals suffering from joint disorders. The ongoing research in this field continues to provide hope for better management and recovery options for those affected by joint problems. In conclusion, diarthrosis joints are vital components of our musculoskeletal system, facilitating a wide range of movements essential for everyday life. Their unique structure, characterized by the synovial cavity and fluid, allows for the flexibility and mobility necessary for various physical activities. As we strive to maintain our health and well-being, understanding the significance of diarthrosis and taking proactive steps to care for our joints can lead to a more active and fulfilling life. By appreciating the complexity and functionality of these joints, we can better understand the intricate design of the human body and the importance of keeping it in optimal condition.

人类身体是一种显著的结构，由各种系统组成，这些系统共同工作以维持生命和促进运动。我们肌肉骨骼系统的一个重要组成部分是关节，它在使运动成为可能方面发挥着至关重要的作用。在不同类型的关节中，diarthrosis（滑膜关节）因其独特的特征和功能而脱颖而出。理解diarthrosis是什么，以及它的重要性，可以帮助我们更好地欣赏我们身体设计的复杂性。 首先，diarthrosis指的是一种允许连接的骨骼之间自由移动的关节。这些关节也被称为滑膜关节，其特点是有一个充满液体的腔体，称为滑膜腔。这个腔体由滑膜衬里，分泌滑液，作为润滑剂以减少运动时的摩擦。液体的存在是diarthrosis的定义特征之一，使其与其他关节类型（如纤维关节或软骨关节）区分开来，后者几乎没有运动能力。 有几种类型的diarthrosis关节，每种关节都允许不同范围和类型的运动。例如，铰链关节，如肘关节和膝关节，仅允许屈伸，而球窝关节，如肩关节和髋关节，则允许多方向的旋转运动。其他例子包括枢轴关节、鞍关节和滑动关节，每种关节都有助于身体的整体灵活性和活动能力。这种关节类型的多样性说明了diarthrosis在我们执行日常活动中的关键作用，从走路和跑步到更复杂的动作，如跳舞或运动。 此外，diarthrosis关节的健康对于保持积极的生活方式至关重要。随着年龄的增长或由于某些疾病，这些关节可能会受损或退化，导致疼痛和活动能力下降。像骨关节炎或类风湿关节炎这样的疾病会显著影响diarthrosis关节的功能，导致炎症和僵硬。因此，理解关节健康的重要性并采取预防措施，例如定期锻炼、均衡饮食和避免过度劳累，对于保持这些关节的功能至关重要。 此外，医学科学的进步使得关节相关问题的治疗得到了改善。物理治疗、药物治疗以及在某些情况下，像关节置换这样的外科干预可以帮助恢复diarthrosis关节的功能。这些治疗旨在缓解疼痛、改善活动能力，并提高患有关节疾病的人的生活质量。该领域正在进行的研究继续为那些受关节问题影响的人提供更好的管理和恢复选择的希望。 总之，diarthrosis关节是我们肌肉骨骼系统的重要组成部分，促进日常生活所需的广泛运动。它们的独特结构，以滑膜腔和液体为特征，使得各种身体活动所需的灵活性和活动能力成为可能。随着我们努力保持健康和幸福，理解diarthrosis的重要性并采取主动措施来照顾我们的关节，可以带来更积极和充实的生活。通过欣赏这些关节的复杂性和功能，我们可以更好地理解人体的精巧设计以及保持其最佳状态的重要性。