Reflux of Gastric Contents into the Esophagus Occurs Because of

question 163

Multiple Choice

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.

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