brunner's gland

简明释义

十二指肠腺

英英释义

例句

1.The secretion from the brunner's gland 布伦纳腺 helps to neutralize stomach acid in the duodenum.

来自布伦纳腺的分泌物有助于中和十二指肠中的胃酸。

2.The histological examination revealed hyperplasia of the brunner's gland 布伦纳腺 in the biopsy sample.

组织学检查显示活检样本中布伦纳腺的增生。

3.During the surgery, the doctor made sure to avoid damaging the brunner's gland 布伦纳腺 to prevent complications.

在手术过程中，医生确保避免损伤布伦纳腺以防止并发症。

4.In patients with chronic pancreatitis, the activity of the brunner's gland 布伦纳腺 may be altered.

在慢性胰腺炎患者中，布伦纳腺的活动可能会发生改变。

5.Research has shown that dysfunction of the brunner's gland 布伦纳腺 can lead to digestive issues.

研究表明，布伦纳腺的功能障碍可能导致消化问题。

作文

The human body is a complex and intricate system, composed of various organs and glands that work together to maintain homeostasis. One such gland that plays a crucial role in the digestive system is the brunner's gland. Located in the duodenum, which is the first part of the small intestine, the brunner's gland is responsible for secreting alkaline mucus that helps to neutralize gastric acid coming from the stomach. This function is essential because it protects the intestinal lining from the corrosive effects of acid, allowing for the proper functioning of digestive enzymes.The brunner's gland was named after the Swiss anatomist Johann Conrad Brunner, who first described it in the 17th century. Its secretions not only help to neutralize acid but also provide an optimal pH environment for the action of pancreatic enzymes, which are vital for the digestion of proteins, fats, and carbohydrates. Without the proper functioning of the brunner's gland, the digestive process could be severely impaired, leading to various gastrointestinal issues.In addition to its protective role, the brunner's gland also produces a variety of other substances, including bicarbonate and glycoproteins. Bicarbonate, like the alkaline mucus, serves to neutralize stomach acid, while glycoproteins contribute to the formation of the protective mucus layer in the intestines. This mucus layer is critical in preventing damage to the intestinal wall and in facilitating the smooth passage of food through the digestive tract.The activity of the brunner's gland can be influenced by several factors, including hormonal signals and the presence of food in the stomach. For instance, when food enters the stomach, it triggers the release of certain hormones that stimulate the secretion of alkaline mucus from the brunner's gland. This is a prime example of how the body regulates its internal environment in response to external stimuli, ensuring that the digestive system operates efficiently.Disorders related to the brunner's gland are relatively rare, but they can have significant implications for digestive health. Conditions such as hyperplasia, where the gland becomes enlarged, can lead to obstruction of the duodenum and result in symptoms like abdominal pain, nausea, and vomiting. Understanding the structure and function of the brunner's gland is therefore important not only for medical professionals but also for individuals seeking to maintain their digestive health.In summary, the brunner's gland is a vital component of the digestive system, playing a key role in protecting the intestinal lining and facilitating digestion. Its ability to secrete alkaline mucus and other substances is crucial for maintaining the delicate balance required for effective digestion. As we continue to learn more about the human body, the importance of understanding specific glands like the brunner's gland becomes increasingly clear, highlighting the interconnectedness of our bodily systems and the need for holistic approaches to health and wellness.

人体是一个复杂而精密的系统，由各种器官和腺体组成，这些器官和腺体共同工作以维持内环境的稳定。其中一个在消化系统中发挥关键作用的腺体是布伦纳腺。它位于十二指肠，即小肠的第一部分，负责分泌碱性粘液，帮助中和来自胃的胃酸。这一功能至关重要，因为它保护肠道内壁免受酸的腐蚀作用，使消化酶能够正常工作。布伦纳腺以瑞士解剖学家约翰·康拉德·布伦纳的名字命名，他在17世纪首次描述了它。它的分泌物不仅有助于中和酸，还提供了一个适合胰腺酶作用的最佳pH环境，这对于蛋白质、脂肪和碳水化合物的消化至关重要。如果布伦纳腺不能正常工作，消化过程可能会受到严重影响，导致各种胃肠问题。除了其保护作用外，布伦纳腺还产生多种其他物质，包括碳酸氢盐和糖蛋白。碳酸氢盐与碱性粘液一样，有助于中和胃酸，而糖蛋白则有助于形成肠道中的保护性粘液层。这种粘液层对于防止肠壁受损以及促进食物在消化道中顺利通过至关重要。布伦纳腺的活动可以受到多种因素的影响，包括激素信号和胃中食物的存在。例如，当食物进入胃部时，会触发某些激素的释放，从而刺激布伦纳腺分泌碱性粘液。这是身体如何根据外部刺激调节内部环境的一个典范，确保消化系统高效运作。与布伦纳腺相关的疾病相对少见，但可能对消化健康产生重大影响。像增生这样的情况，即腺体变大，可能导致十二指肠的阻塞，并导致腹痛、恶心和呕吐等症状。因此，了解布伦纳腺的结构和功能不仅对医学专业人员重要，对寻求维护消化健康的个人也至关重要。总之，布伦纳腺是消化系统的重要组成部分，在保护肠道内壁和促进消化方面发挥着关键作用。它分泌碱性粘液和其他物质的能力对于维持有效消化所需的微妙平衡至关重要。随着我们对人体的了解不断加深，理解特定腺体如布伦纳腺的重要性愈加明显，突显了我们身体系统之间的相互联系以及对健康和幸福采取整体方法的必要性。