Mesoappendix
Encyclopedia
The mesoappendix is the portion of the mesentery
connecting the ileum
to the appendix
. It may extend to the tip of the appendix. It encloses the appendicular artery
and vein, as well as lymphatic vessels, nerves, and often a lymph node.
Mesentery
In anatomy, the mesentery is the double layer of peritoneum that suspends the jejunum and ileum from the posterior wall of the abdomen. Its meaning, however, is frequently extended to include double layers of peritoneum connecting various components of the abdominal cavity.-Mesentery :The...
connecting the ileum
Ileum
The ileum is the final section of the small intestine in most higher vertebrates, including mammals, reptiles, and birds. In fish, the divisions of the small intestine are not as clear and the terms posterior intestine or distal intestine may be used instead of ileum.The ileum follows the duodenum...
to the appendix
Vermiform appendix
The appendix is a blind-ended tube connected to the cecum , from which it develops embryologically. The cecum is a pouchlike structure of the colon...
. It may extend to the tip of the appendix. It encloses the appendicular artery
Appendicular artery
The appendicular artery, also appendiceal artery, is a terminal branch of the ileocolic artery that descends behind the termination of the ileum and enters the mesoappendix of the vermiform appendix. It runs near the free margin of the mesoappendix and ends in branches which supply the...
and vein, as well as lymphatic vessels, nerves, and often a lymph node.