The variety of secretions needed for digestion are produced and released from accessory organs and from specialized cells in the _____ of the GI tract.

Question

Quizplus · Accepted Answer

Digestive enzymes are produced and released from specialized cells in the mucosal lining of the digestive tract. Accessory organs such as the pancreas, liver, and gallbladder also contribute digestive enzymes to the small intestine through ducts that empty into the duodenum, which is part of the mucosal lining. Therefore, the correct answer is B.

The Variety of Secretions Needed for Digestion Are Produced and Released