An open sore in the stomach wall due mainly to the action of a bacterium,Helicobacter pylori,is
A)pernicious anemiA.
B)heartburn.
C)a hiatal hernia.
D)an ulcer.

Question

Quizplus · Accepted Answer

An open sore in the stomach wall is known as an ulcer. Helicobacter pylori is a bacterium that can cause ulcers in the stomach and small intestine. Pernicious anemia is an autoimmune disorder, heartburn is a symptom of acid reflux, and a hiatal hernia occurs when a portion of the stomach protrudes upward into the chest cavity. None of these conditions are directly caused by H. pylori.

An Open Sore in the Stomach Wall Due Mainly to the Action