Ulcer Answers
March 16, 2010
A stomach ulcer is a small erosion in the stomach lining or the first 12 inches of the gastrointestinal tract. credit: NSF
Topics:
Anatomy, Medicine, Gastroenterology, stomach ulcer, National Science Foundation, Perforated ulcer, Human gastrointestinal tract, Stomach, Ulceration, Peptic ulcer, abdominal pain, Digestive system, Abdomen, Biology