Digestion

Question 1

What happens to food in the rectum

Answer 1

Faeces are stored here until they pass out of the body

Question 2

Where does digestion occur?

Answer 2

Small intestine
Large intestine
Throat

Question 3

What is mechanical digestion?

Answer 3

Mechanical digestion is where food is broken by your teeth. this is called mechanical breakdown. The small food parts are mixed with saliva and swallowed

Question 4

What happens for food in the stomach

Answer 4

Two things happen:

• The chemical breakdown of food begins
• microbes (tiny bad micro-

Question 5

What happens to food in the small and large intestine’s

Answer 5

Small intestine:

The small digested molecules are absorbed into the blood stream

Question 6

What is digestion

Answer 6

Digestions is the process of breaking large food molecules into smaller ones.the large starting chemicals are insoluble so they cannot dissolve in water.

Question 7

What happens to food in the mouth

Answer 7

Food is chewed here and mix with saliva

Question 8

What are enzymes

Answer 8

They speed up chemical reactions in the body.

• carbohydrase -> breaks carbohydrates into smaller sugars
• Protease -> breaks protein into amino acids
• lipase-> breaks back into fatty acids and glycerol