The name Caucasian is generally applied to the first three divisions, â Aryans, Semites, and Hamites. Aryan. â This includes the ancient Hindus [â¦] the Persians, Greeks, Italians, Celts, Teutons, and Slavs.
Noun. 1. peptic ulcer-an ulcer of the mucous membrane lining of the alimentary tract. peptic ulceration. ulcer, ulceration-a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue. duodenal ulcer-a peptic ulcer of the duodenum.
An open sore in the lining of the stomach or duodenum, the upper end of the small intestine. Many peptic ulcers are caused by infection with a bacterium called Helicobacter pylori (H. pylori). Long-term use or high doses of anti-inflammatory drugs such as aspirin, ibuprofen, and naproxen can also cause ulcers.