digestive system

The movement of substances through tiny holes into the bloodstream Water and nutrients are absorbed through tiny pores in the lining of the intestines.

TRUE

A substance made by the body to speed up chemical digestion Enzymes in saliva break down starch while enzymes in the small intestine break down sugars and fats.

A wide tube where water is absorbed and most good bacteria live Good bacteria living in the large intestine help it break down fats and complex carbohydrates.

A large organ that produces bile to help digest fats The liver has many important functions in the body. It helps with digestion by producing bile.

Involuntary muscle contractions that push food through tubes Peristalsis in the oesophagus and intestines moves food and liquid along the digestive tract.