组胚 自立进修功课(国外英文资料).docVIP

组胚 自主学习作业 Topic: Profession: name: the school number: the responsibility teacher: evaluation: Body: Catalog: clinical manifestations of clinical manifestations of histopathological physiology and pathology of histology Appendix lies in the lower abdomen, is located in the cecum and the ileum, cecum is inside lining after a long and thin and curved pipes, 5-8 cm long, about 0.5 0.8 cm in diameter, its base within the cecum back, back to the blind disc below about 2.5 cm, is a collection of cecum three belt of colon, and continue to appendix longitudinal muscle. The surface of the body is projected to be around the umbilicus and the right iliac anterior superior iliac spine and the outer 1/3 junction, which is called the mai point. Sometimes it is expressed in the middle and right of the line of left and right. Surgery is often used as a sign of the appendix. Because the appendix of the peritoneal envelope is shorter than the appendix itself, the appendix is curved like an earthworm and also known as vermiform. In addition, the appendix borrows the triangular membrane and connects to the small intestine. The appendix base is relatively fixed, while the body and the tip are more dissociated (sometimes the appendix and the tip are partially fixed in the peritoneum), which can be directed in all directions. As a result, the appendix position changes significantly more than any other organ. Its position in the abdominal cavity depends on the position and form of the appendix. In the appendix of the appendix, the appendix, lymphangium and neurologic are found in the appendix. Appendix artery blood from the appendix, it is a terminal without collateral arteries, is a branch of the superior mesenteric artery belong to colon arteries, it is a terminal blood vessels, there is no traffic, appendix vein right colon back into the portal system; The appendix is a lymphatic organ that is consistent with the return of the lymphatic fluid and can reach back to the colon lymph nodes.