Tunica adventitia

As adventitia or adventitia (of lat. Advenire - to come), the outer layer is referred to tubular organs in the anatomy. The adventitia consists of loose connective tissue , serves to anchor it in the environment and, unlike a tunica serosa, has no epithelial layer. Supplying blood vessels and nerves also run in the adventitia .

Own an adventitia:

• Blood vessels ( arteries , veins ): also referred to as tunica externa , only very large blood vessels have their own blood vessels for supply ( vasa vasorum )
• esophagus
• Trachea and bronchi
• Bile duct
• Renal pelvis , ureter
• Epididymal duct , parts of the vas deferens and the accessory sex glands
• Vagina and vestibule

literature

• Göran Hjelmman: About the accumulation of mast cells in the tunica adventitia and the perivascular connective tissue in obliterating vascular diseases. Helsingfors 1954.
• Heinz-Ulrich Nover, PA Moubayed: Cystic adventitia degeneration of the radial artery: Report on two own observations a. Literature review. In: Thoracic Surgery. Volume 26. 1978, pp. 427-433. University thesis: Düsseldorf, Univ., Med. Fak., Diss., 1979.
• Franz Müller: On the structure and integration of the lymph vessels in the adventitia of the large, intrapericardial blood vessels of the human fetal heart. Dissertation. Univ., Med. Fac., Heidelberg 1971.