alveolar gland

简明释义

泡状腺

英英释义

例句

1.Researchers studied the function of the alveolar gland 腺泡腺 in salivary production.

研究人员研究了腺泡腺在唾液生成中的功能。

2.The alveolar gland 腺泡腺 can become inflamed due to infection.

由于感染，腺泡腺可能会发炎。

3.In mammals, the alveolar gland 腺泡腺 is responsible for producing milk.

在哺乳动物中，腺泡腺负责产生乳汁。

4.Anatomy students learned about the structure of the alveolar gland 腺泡腺 during their lab sessions.

解剖学学生在实验课上学习了腺泡腺的结构。

5.The secretion from the alveolar gland 腺泡腺 plays a crucial role in digestion.

来自腺泡腺的分泌物在消化中起着至关重要的作用。

作文

The human body is a marvel of biological engineering, consisting of various organs and systems that work together to maintain life. One of the fascinating components within this intricate system is the glandular tissue, which plays a crucial role in secretion and regulation. Among these glands, the alveolar gland (泡状腺) stands out due to its unique structure and function. In this essay, we will explore the characteristics, types, and significance of the alveolar gland in the human body.To begin with, it is essential to understand what an alveolar gland is. These glands are characterized by their sac-like structures that resemble small sacs or bubbles, which are lined with secretory cells. They are classified as exocrine glands because they secrete their products through ducts to the surface of an organ or into the body cavity. The primary function of the alveolar gland is to produce and release substances such as saliva, sweat, or digestive enzymes, depending on their location in the body.There are different types of alveolar glands, each serving specific functions. For example, the salivary glands, which are located in the mouth, contain alveolar glands that secrete saliva to aid in digestion and keep the oral cavity moist. Similarly, mammary glands in females are also considered alveolar glands as they produce milk for nourishing infants. These glands undergo significant changes during pregnancy and lactation, demonstrating the adaptability of alveolar glands to meet the physiological needs of the body.Another notable aspect of alveolar glands is their role in various health conditions. Dysfunction in these glands can lead to several disorders. For instance, in the case of salivary glands, conditions like Sjögren's syndrome can cause dry mouth due to reduced saliva production. On the other hand, abnormalities in mammary alveolar glands can result in issues such as mastitis or even breast cancer. Understanding the functioning of alveolar glands is vital for diagnosing and treating these conditions effectively.Moreover, the study of alveolar glands extends beyond human physiology. In comparative anatomy, researchers examine these glands in various species to understand evolutionary adaptations. For example, some reptiles have developed specialized alveolar glands that help them conserve water in arid environments, showcasing the diversity of glandular functions across different organisms.In conclusion, the alveolar gland (泡状腺) is a remarkable component of the glandular system in the human body, playing essential roles in secretion and regulation. From producing saliva to nourishing infants through milk production, these glands are integral to our daily functioning. Additionally, understanding their significance in health and disease highlights the importance of maintaining proper glandular function. As research continues to uncover the complexities of alveolar glands, we gain deeper insights into their roles not only in humans but across the animal kingdom, further emphasizing the interconnectedness of life forms on our planet.