Deciduous Dentition

Question 1

How many roots and cusps does an upper deciduous central incisor have?

Answer 1

1 root, no cusps

Question 2

How many roots and cusps does an upper deciduous lateral incisor have?

Answer 2

1 root, no cusps

Question 3

How many roots and cusps does an upper deciduous canine have?

Answer 3

1 root, no cusps

Question 4

How many roots and cusps does an upper deciduous first molar have?

Answer 4

3 roots, 4 cusps

Question 5

How many roots and cusps does an upper deciduous second molar have?

Answer 5

3 roots, 5 cusps

Question 6

How many roots and cusps does a lower deciduous central incisor have?

Answer 6

1 root, no cusps

Question 7

How many roots and cusps does a lower deciduous lateral incisor have?

Answer 7

1 root, no cusps

Question 8

How many roots and cusps does a lower deciduous canine have?

Answer 8

1 root, no cusps

Question 9

How many roots and cusps does a lower deciduous first molar have?

Answer 9

2 roots, 4 cusps

Question 10

How many roots and cusps does a lower deciduous second molar have?

Answer 10

2 roots, 5 cusps

Question 11

What does exfoliation mean?

Answer 11

The natural loss of deciduous teeth

Question 12

Why are the roots of deciduous teeth splayed out?

Answer 12

To accommodate the presence of the underlaying permanent teeth

Question 13

How is the pulp chamber and enamel different in deciduous teeth compared to permanent teeth?

Answer 13

Deciduous teeth have a larger pulp chamber with thinner enamel