Sigmoid arteries

The sigmoid arteries ( " sigmoid arteries " ) are arteries ( arteries ) of the abdominal cavity. Normally you will receive three Aa. sigmoid as 2nd to 4th branch of the mesenteric artery from inferior ( lower visceral artery), but it can also use two of these arteries come off initially in a common initial segment of the mesenteric artery and split shortly afterwards. Your task is to supply parts of the colon, the sigmoid in the main of the colon.

The Aa. sigmoid together with the descending branch of the colic artery and the superior rectal artery, a system partially trained collateral anastomosing arcades, from whose arches the radially emanating Ae. leave rectae and the sigmoid colon care.