Heartburn may result if the pyloric sphincter allows food to flow back into the esophagus from the stomach.

Name: Heartburn may result if the pyloric sphincter allows food to flow back into the esophagus from the stomach.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Heartburn is caused by the backflow of stomach acid into the esophagus, which is controlled by the lower esophageal sphincter, not the pyloric sphincter. The pyloric sphincter regulates the passage of food from the stomach to the small intestine.

Heartburn May Result If the Pyloric Sphincter Allows Food to Flow