What term refers to painful sores that result when gastric acid attacks the stomach?

The term that refers to painful sores resulting from gastric acid attacking the stomach is "gastric ulcers" or "stomach ulcers." These ulcers occur when the protective lining of the stomach is damaged, allowing acid to irritate the tissue. Symptoms may include abdominal pain, bloating, and nausea. Treatment typically involves medications to reduce stomach acid and promote healing.