Lecture 3- General Characteristics Of The Primary Teeth

Question 1

Give 7 characteristics of primary teeth

Answer 1

Generally smaller in size
Enamel is relatively thinner
Pulp horns are closer to external surface
Pulp is relatively larger
Contact points between posterior primary teeth are flatter
More prominent cervical constriction
Roots are thinner and flatter

Question 2

It has broad mesiodistal contact areas, it is trirooted and its occlusal surfaces resembles maxillary premolar

Answer 2

Primary maxillary first molar

Question 3

What is the largest cusp in primary maxillary first molar?

Answer 3

Mesiolingual cusp tip

Question 4

The crown resembles maxillary permanent first molar

Answer 4

Primary maxillary 2nd molar

Question 5

This primary tooth does not resemble any permanent tooth

Answer 5

Primary mandibular first molar

Question 6

It resembles mandibular permanent 1st molar but distal cusp is relatively larger

Answer 6

Primary mandibular 2nd molar

Question 7

Define eruption

Answer 7

Eruption is a developmental process that moves a tooth from its crypt position through the alveolar process into the oral cavity and into occlusion with antagonist