Which feature protects the walls of the stomach against the action of its own digestive juices?
A) An antienzyme chemical formed by the gastric glands
B) The nervous reactions of the lining of the stomach
C) Control by a center in the medulla of the brain
D) A mucus coating on the stomach's inner surface
E) Alkaline secretions of the gastric glands that neutralize the acidic secretions

Question

Quizplus · Accepted Answer

The mucus coating on the stomach's inner surface protects the walls of the stomach against the action of its own digestive juices. This mucus layer acts as a barrier between the acidic environment in the stomach and the stomach wall, preventing the acid from damaging the tissue of the stomach.

Which Feature Protects the Walls of the Stomach Against the Action