Functions of the digestive system

Question 1

What is the function of glands?

Answer 1

To secrete digestive juices

Question 2

What is the function of the stomach?

Answer 2

To break down and digest food

Question 3

What is the function of the liver?

Answer 3

To produce bile

Question 4

What is the function of the small intestine?

Answer 4

To absorb soluble food molecules

Question 5

What is the function of the large intestine?

Answer 5

To absorb water from undigested food, leaving faeces to be held in the rectum and excreted from the anus

Question 6

What are the 2 functions of bile?

Answer 6

1. To break down (emulsify) fats into lipids, giving them a larger surface area so they are absorbed quicker.
2. To create alkaline conditions in the small intestine (stomach too acidic) as that is the optimum pH for the enzymes there.