Teeth

Question 1

Name the types of teeth

Answer 1

Incisor canine molar premolar

Question 2

What’s the incisors use

Answer 2

Biting off food

Question 3

What’s the canines use

Answer 3

Stabbing and holding prey

Question 4

What’s the molars use

Answer 4

Grinding

Question 5

What’s the premolars use

Answer 5

Grinding

Question 6

What’s the hard outer layer called

Answer 6

Enamel

Question 7

What’s after the hard outer layer

Answer 7

Cement and fibres

Question 8

What’s after the layer in-between the hard outer layer and the

Answer 8

Dentine

Question 9

What’s the centre called

Answer 9

Pulp cavity

Question 10

What’s in the centre

Answer 10

Blood capillaries and nerves

Question 11

What’s om the outside of every tooth

Answer 11

Gum

Question 12

What group are the only vertebrate group with differentiated teeth

Answer 12

Mammals

Question 13

What is the hardest substance in the body

Answer 13

Enamel

Question 14

What forms the bulk of the tooth and decays easily

Answer 14

Dentine

Question 15

What contains nerves and blood vessels to let teeth grow

Answer 15

Pulp cavity

Question 16

What hold the tooth in place

Answer 16

Cement and fibres

Question 17

What are the first set of teeth called

Answer 17

Milk teeth

Question 18

How many teeth altogether are in an adults mouth

Answer 18

32

Question 19

What causes tooth decay

Answer 19

Bacteria in the mouth

Question 20

What do the bacteria form a layer of on the tooth

Answer 20

Plaque

Question 21

What do thr bacteria do after a meal

Answer 21

Use up the sugar and produce acid

Question 22

What can’t saliva do

Answer 22

Saliva is slightly alkaline but can’t neutralise the acid quick enough to prevent decay

Question 23

What does the acid do gradually

Answer 23

Eat into the enamel and dentine causing holes

Question 24

What do the acid eventually reach

Answer 24

The pulp cavity allowing bacteria to get inside the tooth causing toothache