Why do stomach juices irritate the esophagus?
These juices, which are produced by the stomach to help the body break down food, contain a powerful acid called hydrochloric acid. While the stomach is naturally protected from this potent acid, the esophagusHEARTBURN GLOSSARYEsophagus: Tube connecting the mouth to the stomach; a passageway for food; part of the digestive system. does not share the same protective qualities as the stomach.