trachea

简明释义

英[trəˈkiːə]美[ˈtreɪkiə]

n. [脊椎][解剖] 气管；[植] 导管

复 数 t r a c h e a s 或 t r a c h e a e 或 t r a c h e a

英英释义

单词用法

同义词

反义词

例句

1.Scientists created a Y-shaped framework for the new trachea, modeling it after the specific shape of the patient's windpipe.

科学家们为培育新气管制造了一个Y形框架，并把它塑造成了患者自身气管所特有的形状。

2.The left and right bronchi branch off from the trachea and carry oxygen further into the lungs.

左、右支气管是从气管分支出来，它使氧气更加深入的到肺里。

3.There were no significantly differences in the relative weight of heart lung + trachea between wild boars and landrace pigs.

野猪的心、肺+气管相对体重均高于长白猪的相应指标，但差异不显著。

4.Tissue, Nuclear Protein, Human Fetal Normal, Trachea.

组织，核蛋白，人正常胚胎，气管。

5.Conclusion Medical history and imaging manifestation were the main approaches to diagnose nonmetal foreign body in trachea and bronchus.

结论病史及影像学表现是诊断气管、支气管非金属异物的主要手段。

6.Simultaneously, our upright posture put the trachea and esophagus in a near-vertical orientation.

于此同时，我们的直立姿势使得气管和食管出于一个近乎垂直的位置。

7.An obstruction in the trachea 气管 can lead to serious breathing difficulties.

在气管 trachea 中的阻塞可能导致严重的呼吸困难。

8.The doctor explained that the trachea 气管 is essential for air passage to the lungs.

医生解释说，气管 trachea 对于空气通往肺部是至关重要的。

9.During the procedure, the surgeon had to carefully navigate around the trachea 气管 to avoid any damage.

在手术过程中，外科医生必须小心翼翼地绕过气管 trachea 以避免任何损伤。

10.Children are more prone to infections that can affect the trachea 气管 and airway.

儿童更容易感染，这可能影响到他们的气管 trachea 和气道。

11.The paramedic used a tube to secure the trachea 气管 during the emergency.

在紧急情况下，救护人员使用一根管子来固定气管 trachea。

作文

The human body is a complex and intricate system, composed of various organs that work together to sustain life. One of the most vital components of this system is the respiratory tract, which includes the nasal cavity, pharynx, larynx, and the main airway known as the trachea. The trachea (气管) serves as a crucial passage for air to travel from the throat to the lungs. It is a tube-like structure that begins just below the larynx and extends down into the chest, where it divides into the left and right bronchi, leading to each lung. Understanding the function and significance of the trachea is essential for grasping how our respiratory system operates.The trachea is lined with a mucous membrane that helps trap dust, bacteria, and other foreign particles, preventing them from entering the lungs. This protective mechanism is vital, as the lungs are delicate organs that can easily be damaged by harmful substances. Additionally, the walls of the trachea are reinforced with C-shaped rings of cartilage, providing structural support and ensuring that the airway remains open at all times. This design allows for flexibility and movement while maintaining an unobstructed path for airflow.When we breathe in, air travels through the nose or mouth, passes through the pharynx and larynx, and then enters the trachea. From there, it moves into the bronchi and finally reaches the alveoli, where gas exchange occurs. Oxygen from the air is absorbed into the bloodstream, while carbon dioxide, a waste product of metabolism, is expelled. This process is essential for maintaining the body's oxygen levels and removing harmful gases.In addition to its primary role in respiration, the trachea also plays a part in producing sound. The larynx, located just above the trachea, contains the vocal cords, which vibrate as air passes through them, allowing us to speak and produce various sounds. Therefore, any damage or obstruction to the trachea can significantly impact not only our ability to breathe but also our capacity to communicate effectively.Various medical conditions can affect the trachea, including infections, inflammation, and obstructions caused by foreign objects or tumors. Tracheitis, for example, is an inflammation of the trachea that can result from bacterial or viral infections. Symptoms may include coughing, wheezing, and difficulty breathing. In severe cases, treatment may involve medications, such as antibiotics or corticosteroids, to reduce inflammation and manage symptoms.In conclusion, the trachea (气管) is a fundamental component of the respiratory system that plays a crucial role in facilitating breathing and protecting the lungs from harmful substances. Its unique structure and function allow for efficient airflow and contribute to our ability to speak. Understanding the importance of the trachea helps us appreciate the complexity of the human body and the interconnectedness of its systems. As we continue to learn about our anatomy and physiology, recognizing the significance of each organ, including the trachea, enhances our knowledge of health and wellness.

人类身体是一个复杂而精密的系统，由各种器官组成，这些器官共同工作以维持生命。其中一个最重要的组成部分是呼吸道，包括鼻腔、咽喉、喉和被称为trachea（气管）的主要气道。trachea（气管）作为空气从喉咙到达肺部的重要通道，起着至关重要的作用。它是一种管状结构，从喉部下方开始，延伸到胸部，在那里分为左支气管和右支气管，通向每个肺部。了解trachea的功能和重要性对于掌握我们呼吸系统的运作至关重要。trachea（气管）内衬有粘膜，有助于捕捉灰尘、细菌和其他外来颗粒，防止它们进入肺部。这种保护机制至关重要，因为肺部是脆弱的器官，容易受到有害物质的损害。此外，trachea（气管）的壁由C形软骨环加固，提供结构支撑，确保气道始终保持开放。这种设计允许灵活移动，同时保持气流畅通无阻。当我们吸气时，空气通过鼻子或嘴巴，经过咽喉和喉，然后进入trachea（气管）。从那里，它进入支气管，最终到达肺泡，在那里发生气体交换。空气中的氧气被吸收到血液中，而二氧化碳则作为代谢的废物被排出。这个过程对于维持身体的氧气水平和去除有害气体至关重要。除了在呼吸中的主要角色外，trachea（气管）还在发声中发挥作用。位于trachea（气管）上方的喉部含有声带，当空气通过时声带振动，使我们能够说话并产生各种声音。因此，任何对trachea（气管）的损伤或阻塞都可能显著影响我们呼吸的能力以及有效沟通的能力。多种医学条件可能影响trachea（气管），包括感染、炎症以及由于异物或肿瘤引起的阻塞。例如，气管炎是一种气管的炎症，可能由细菌或病毒感染引起。症状可能包括咳嗽、喘息和呼吸困难。在严重的情况下，治疗可能涉及药物，如抗生素或皮质类固醇，以减轻炎症和管理症状。总之，trachea（气管）是呼吸系统的基本组成部分，在促进呼吸和保护肺部免受有害物质侵害方面发挥着关键作用。其独特的结构和功能使得气流高效，并有助于我们的说话能力。理解trachea（气管）的重要性帮助我们欣赏人体的复杂性以及其系统之间的相互联系。当我们继续学习解剖学和生理学时，认识到每个器官，包括trachea（气管）的重要性，增强了我们对健康和福祉的知识。