Duodenal Endocrine Cells

Multiple Choice

Duodenal endocrine cells

A) carry products of digestion that will not pass through the walls of blood capillaries.
B) produce new cells for the mucosa of the small intestine.
C) function in the absorption of nutrients, especially vitamin B₁₂.
D) secrete hormones that coordinate the activities of other digestive organs.
E) secrete a watery intestinal juice that includes intrinsic factor and hydrochloric acid.