Mucus in the small intestine is secreted by goblet cells in the mucosa and by duodenal glands (Brunner's glands) in the submucosa of the duodenum.

Question

Quizplus · Accepted Answer

Goblet cells in the mucosa of the small intestine secrete mucus to protect and lubricate the intestinal lining, while Brunner's glands in the submucosa of the duodenum secrete an alkaline mucus that helps to neutralize gastric acid in the chyme.

Mucus in the Small Intestine Is Secreted by Goblet Cells