Multiple choice

Digestion of proteins is completed in

  1. stomach

  2. duodenum

  3. ileum

  4. duodenum and ileum

  5. -

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Digestion of proteins begins in the stomach (in the acidic phase) and continues in the duodenum or small intestine (in the alkaline phase). The digestion is completed here by the pancreatic and intestinal enzymes.