Reflux of gastric contents into the esophagus occurs because of
A)relaxation of the cardiac sphincter.
B)contraction of the pyloric sphincter.
C)spasms of the submucosal layer of the stomach wall.
D)increased hydrochloric acid production by the parietal cells.
E)increased amounts of mucous produced by the stomach.

Question

Quizplus · Accepted Answer

Reflux of gastric contents occurs when the cardiac sphincter, which normally prevents the contents of the stomach from flowing back up into the esophagus, becomes relaxed or impaired.

Reflux of Gastric Contents into the Esophagus Occurs Because of