The zone is named after one of the diagnostic species. Oppel zones are thus more flexible and subjective than concurrent range zones in the rigorously applied sense of that term, although the term âconcurrent range zoneâ is commonly used for what is, in fact, an Oppel zone.Cite this article. Pick a style below, and copy the text for your bibliography.he zone is named after one of the diagnostic species. Oppel zones are more flexible and subjective than concurrent range zones in the rigorously applied sense of that term, although âconcurrent range zoneâ is commonly used for what is in fact an Oppel zone. Cite this article.
The most frequent causes of abdominal pain are gastroenteritis (13%), irritable bowel syndrome (8%), urinary tract problems (5%), inflammation of the stomach (5%) and constipation (5%). In about 30% of cases, the cause is not determined.
Gastritis is an inflammation of the stomach lining, causes stomach upset, irritation, and pain. Panic attack. When someone has a panic attack, that person feels a sudden, intense fear that can't be controlled. Peptic ulcer. Peptic ulcers, sores in the lining of the stomach or upper intestine, cause abdominal pain, gas, and more. Constipation (child) Constipation is having less than three bowel movements a week, causing hard stools, abdominal pain and more.