The release of hydrochloric acid (HCl) into the lumen of the stomach is which basic process of digestion?
A) ingestion
B) secretion
C) absorption
D) defecation
E) mastication

Question

Quizplus · Accepted Answer

The release of hydrochloric acid (HCl) into the stomach lumen is part of the secretion process, where substances are produced and released by cells or glands to serve a particular function in the body, such as digestion in this case.

The Release of Hydrochloric Acid (HCl) into the Lumen of the Stomach