Explain the Significance of the Alkaline Mucous Layer Lining the Interior

question 197

Multiple Choice

Explain the significance of the alkaline mucous layer lining the interior surface of the stomach.

• A)The mucous layer protects against foreign pathogens in the gastric lumen.
• B)The mucous layer modifies the pH of food for better digestion.
• C)The mucous layer activates antibodies to kill microorganisms in the gastric lumen.
• D)The mucous layer protects epithelial cells from the acid and enzymes in the gastric lumen.
• E)The mucous layer keeps food from sticking to the walls of the stomach so it can enter the small intestine.

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