Multiple Choice
The first line of defense in the stomach against damaging acid and pepsin is the
A) tight junctions of epithelial cells.
B) rapid rate of epithelial cell replacement.
C) adherent layer of mucus.
D) release of gastrin.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q71: Functions of the digestive system include all
Q72: Absorbed lipids are initially transported by the
Q73: Blood from the digestive organs enters general
Q74: Most of the food is digested and
Q75: The enzymes for digestion of carbohydrates come
Q77: What commonly ingested substances are absorbed through
Q78: The enzyme with the most basic pH
Q79: Free amino acids are absorbed into the
Q80: The mixing movement of the small intestine
Q81: _ is required for the intestinal absorption