Gastro Medicine - Gastrointestinal physiology: enzymes

Question 1

Amylase?

Answer 1

Amylase is present in saliva and pancreatic secretions. It breaks starch down into sugar

Question 2

The following brush border enzymes are involved in the breakdown of carbohydrates:

Answer 2

• maltase: cleaves disaccharide maltose to glucose + glucose
• sucrase: cleaves sucrose to fructose and glucose
• lactase: cleaves disaccharide lactose to glucose + galactose