adventitia

adventitia的音标为：[ˌædvənˈtiːʃɪə] ，基本翻译为“[解剖] 血管外膜”，速记技巧为：血管外膜（adventitia）是血管壁的组成部分。

Adventitia这个词来源于拉丁语，意为“外膜”或“外层”。它的变化形式包括adventriculae（外腔）、adventitious（外来的）、adventurous（大胆的）等。

相关单词：

1. Exterior（外部的）：这个词来源于拉丁语exterior，与adventitia有着密切的联系。Exterior表示与内部相对的外部，因此adventitia作为外部组织，与exterior有着相似的含义。

2. Membrane（膜）：这个词与adventitia有着共同来源，表示一种薄膜或膜状结构。膜在生物学和医学中有着广泛的应用，与adventitia有着密切的联系。

3. Pericardium（心包）：这个词由peri（周围）和cardium（心脏）组成，表示围绕心脏的薄膜。Pericardium与adventitia一样，都是心脏周围的薄膜结构。

4. Epicardium（心包膜）：这个词由epi（在…上）和cardium（心脏）组成，表示在心包之上的薄膜。Epicardium与adventitia一起构成心脏周围的薄膜结构，但它们在功能和组织上有所区别。

5. Adipose（脂肪组织）：这个词来源于adipositas，表示脂肪的存在。Adipose与adventitia一样，都与脂肪有关，但它们在结构和功能上有所不同。

6. Adipocellular（细胞外的脂肪）：这个词由adipocellularis组成，表示存在于组织中的脂肪，但不是细胞内的脂肪。它与adventitia和脂肪组织都有关，但强调了脂肪的位置和性质。

7. Perivascular（血管周围的）：这个词由per（在…上）和vasa（血管）组成，表示围绕血管的组织或结构。它与adventitia和血管都有关，但强调了血管的位置和性质。

8. Adventitious Layer（外来层）：这个词由adventitious（外来的）和layer组成，表示非天然存在的组织层。它与adventitia的含义相似，但更强调了外来性和非天然性。

9. Adventitious Growth（外来生长）：这个词由adventitious（外来的）和growth组成，表示非正常生长的组织或器官。它与adventitia的含义相似，但更强调了生长的性质和异常性。

10. Adventitious Connection（外来连接）：这个词由adventitious（外来的）和connection组成，表示非自然连接的组织或器官。它与adventitia的含义相似，但更强调了连接的性质和异常性。

adventitia常用短语：

1. adventitia layer 增援层

2. adventitia tissue 增援组织

3. adventitious adventitia 副增援

4. adventitious adventitial 副副增援

5. adventitious tissue 副组织

6. adventitious adventitia tissue 副增援组织

7. adventitious layer 副层

双语例句：

1. The inner layer of the adventitia is rich in capillaries and receives blood from the media.

外膜的内层富含毛细血管，从中膜接受血液。

2. The adventitia is also the site of many immune cells, including macrophages and dendritic cells.

外膜也是许多免疫细胞（包括巨噬细胞和树突细胞）的所在地。

3. The adventitia is also the site of the lymphatic vessels, which drain fluid and protein from the other layers of the vessel wall.

外膜也是淋巴管的所在地，淋巴管从血管壁的其他层收集液体和蛋白质。

4. The adventitia is also the site of the vasa vasorum, which provide nourishment to the vessel wall.

外膜也是血管网（vasa vasorum）的所在地，血管网为血管壁提供营养。

5. The adventitia is also the site of the smooth muscle cells, which contract and relax to regulate blood flow through the vessel wall.

外膜也是平滑肌细胞的所在地，平滑肌细胞收缩和放松以调节血管壁中的血流。

6. The adventitia is also the site of the adipose tissue, which provides insulation and cushioning for the vessel wall.

外膜也是脂肪组织的所在地，脂肪组织为血管壁提供绝缘和缓冲。

7. The adventitia is also a site for immune response, where macrophages and dendritic cells are found in large numbers.

外膜也是免疫反应的场所，这里大量存在巨噬细胞和树突细胞。

英文小作文：

The Adventitia: The Last Line of Defense

The adventitia, the outermost layer of the vessel wall, plays a crucial role in maintaining vascular health. It acts as a barrier against foreign substances and serves as a final line of defense against infection and injury.

The adventitia is home to a rich network of capillaries and immune cells, including macrophages and dendritic cells. These cells work together to defend the vessel wall against invading microorganisms and maintain vascular homeostasis. In addition, the adventitia contains smooth muscle cells that contract and relax to regulate blood flow through the vessel wall.

The adventitia also provides insulation and cushioning for the vessel wall, protecting it from mechanical stress and injury. In diseases such as atherosclerosis, the adventitia may become inflamed and thicken, leading to narrowing of the vessel lumen and increased risk of stroke or heart attack. Understanding the role of the adventitia in maintaining vascular health is crucial for developing effective treatment strategies for these diseases.