Movement of food from the stomach into the esophagus is normally prevented by

Name: Movement of food from the stomach into the esophagus is normally prevented by
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The movement of food from the stomach into the esophagus is normally prevented by a sphincter, specifically the lower esophageal sphincter. This sphincter acts as a valve, relaxing to allow food to enter the stomach and contracting to prevent food and stomach acid from refluxing back into the esophagus.

Movement of Food from the Stomach into the Esophagus Is