Asked by Andrew Pascual on Jun 04, 2024
Verified
Which cells of the stomach secrete hydrochloric acid and the intrinsic factor?
A) Acinar cells
B) Mucous cells
C) Chief cells
D) Parietal cells
E) Serous cells
Hydrochloric Acid
A strong, corrosive acid found in the stomach that aids in digestion by breaking down foods and killing pathogens.
Parietal Cells
Stomach cells that secrete hydrochloric acid, which is necessary to convert pepsinogen to pepsin. Parietal cells also secrete intrinsic factor, which is necessary for vitamin B12 absorption.
Intrinsic Factor
A substance secreted by parietal cells in the lining of the stomach. It is necessary for vitamin B12 absorption.
- Recognize the function and importance of the stomach’s secretions in digestion.
Verified Answer
ZK
Zybrea KnightJun 08, 2024
Final Answer :
D
Explanation :
Parietal cells, located in the lining of the stomach, are responsible for secreting hydrochloric acid (HCl) and intrinsic factor, which is essential for vitamin B12 absorption in the small intestine.
Learning Objectives
- Recognize the function and importance of the stomach’s secretions in digestion.