The mesentery (/ËmÉzÉnËtÉri/) is a continuous set of tissues which is formed by the double fold of peritoneum that attaches the intestines to the wall of the abdomen.
Posterior Tibial Artery: The posterior tibial artery is a major systemic artery of the leg and foot located in the back of the lower leg or calf area.
A systemic disease is one that affects a number of organs and tissues, or affects the body as a whole.igns of a systemic disease may be evident on the outer surface of the eye (eyelids, conjunctiva and cornea), middle of the eye and at the back of the eye (retina).. Since 500 B.C., some researchers have also believed that the physical condition of the fingernails and toenails can indicate various systemic diseases.