DIGESTION IN THE MOUTH

Where does digestion begin?

• mouth

• stomach

• small intestine

Where does food go after leaving the mouth?

• stomach

• oesophagus

• intestines

Which of the following is not a mechanical change?

• chewing of food by teeth

• rolling of food by tongue

• breaking down of starch by enzyme

What type of food is broken down in the mouth?

• fats

• starches

• proteins

Starches and sugars are...

• proteins

• carbohydrates

• fats

Which statement is TRUE?

• Only mechanical digestion occurs in the mouth

• The mouth has no enzymes

• Enzymes speed up digestion

What is the main purpose of the digestive system?

• protect our organs

• pump blood around the body

• provide nutrients

The name of enzyme in the mouth is...

• pancreatic amylase

• salivary amylase

• pepsin

What is the function of the teeth and the tongue?

• chew food

• chemically break down food

• mechanical break down food

An enzyme in your mouth helps break down food. This process is called...

• ingestion

• mechanical digestion

• chemical digestion