Teeth

Question 1

What teeth are used for biting food?

Answer 1

Incisors

Question 2

What teeth are used for biting and stabbing prey?

Answer 2

Canines

Question 3

What teeth are used for grinding?

Answer 3

Pre-molars

Question 4

What teeth are also used for grinding?

Answer 4

Molars

Question 5

What mineral is needed to make strong bones+teeth?

Answer 5

Calcium

Question 6

What holds the tooth firmly in place?

Answer 6

Cement and periodontal fibres

Question 7

What provides a hard surface for biting on?

Answer 7

Enamel

Question 8

Where can you find nerves and blood vessels?

Answer 8

In the pulp cavity

Question 9

What is most of the tooth made up of?

Answer 9

Dentine

Question 10

What 2 things together make acid on your teeth?

Answer 10

Bacteria and sugar

Question 11

List 3 ways you can prevent tooth decay

Answer 11

Brush teeth at least twice a day
Cut down on sugar and fizzy drinks
Regular visits to the dentist

Question 12

How is sugar converted into acid in the mouth?

Answer 12

Bacteria present in plaque in the mouth

Question 13

What happens if the pH dropped below 5.5?

Answer 13

The acid will attack tooth enamel

Question 14

Why does the pH drop?

Answer 14

Because sugary food has been eaten