The Digestive System

Question 1

What is digestion?

Answer 1

The breakdown of large insolube molecules into small soluble molecules which then pass into the blood

Question 2

What are the 9 organs of the digestive system?

Answer 2

Mouth
Oesophagus/gullet
Stomach
Small intestine
Pancreas
Liver
Large intestine
Rectum
Anus

Question 3

What does the mouth do to help the digestive system?

Answer 3

Breaks down food into smaller pieces and mixes into saliva then lubricates it

Question 4

What does the oesophagus do to help the digestive system?

Answer 4

Carries food from the mouth to the stomach

Question 5

What does the stomach do to help the digestive system?

Answer 5

Mixes into acids and enzymes then chemically breaks down the food

Question 6

Small intestine

Answer 6

Allows small soluble food molecules to pass into blood

Question 7

Pancreas

Answer 7

Produces enzymes (to chemically breakdown food)

Question 8

Liver

Answer 8

Helps breakdown poisonous substances and make bile

Question 9

Large intestine

Answer 9

Absorbs water and salt from faeces

Question 10

Rectum

Answer 10

Stores faeces

Question 11

Anus

Answer 11

Allows faeces to leave the body