Dental Pulp

Question 1

Why are the pulp chambers larger in the deciduous teeth than in the permanent teeth?

Answer 1

This is due to thinner dentine walls in deciduous teeth

Question 2

How do the root canals in deciduous and permanent teeth compare?

Answer 2

In deciduous teeth, root canals are long and the entrances are not clearly defined.

Question 3

What are pulp horns?

Answer 3

An elongation of the pulp of the tooth that extends toward the cusp.

Question 4

Which deciduous tooth has a particularly thin dentine layer?

Answer 4

The lower (Md) second deciduous molar

Question 5

Which deciduous teeth tend to have very thin, highly projecting pulp horns, especially the mesial?

Answer 5

The molars

Question 6

In which teeth are the root canals often irregular and ribbon-like and diverge greatly?

Answer 6

The molars

Question 7

Describe the pulp of a deciduous incisor

Answer 7

Single canal (typically)

Many accessory canals

Question 8

Describe the pulp of a deciduous canine

Answer 8

Single canal

Oval cross section

Question 9

Describe the pulp of deciduous upper (maxillary) molars

Answer 9

3 roots, 4 canals

Question 10

Describe the pulp of deciduous lower (mandibular) molars

Answer 10

2 roots, 4 canals

Question 11

There are the same number of pulp horns and WHAT on deciduous molars?

Answer 11

Cusps.

Same number of pulp horns as there are cusps on the crown