Pepsinogen, a digestive enzyme, is secreted by the ________.

Pepsinogen, a digestive enzyme, is secreted by the ________.

Pepsinogen, a digestive enzyme, is secreted by the ________. 









A) chief cells of the stomach
B) parietal cells of the duodenum
C) Brunner's glands
D) goblet cells of the small intestine










Answer: A