Primary Dentition eruption chart Quiz

At what age does the first primary tooth usually erupt?

• 4 months

• 6 months

• 2 years

• 1 year

Which primary tooth is usually the first to erupt?

• Upper central incisor

• Lower lateral incisor

• Lower central incisor

• Upper lateral incisor

What is the average age for the eruption of the first primary molar?

• 13-19 years old

• 4-5 years old

• 2-3 years old

• 6-7 years old

How many primary teeth are typically present by the age of 2.5 years?

• 12

• 28

• 32

• 20

At what age does the primary dentition usually begin to exfoliate?

• 2-3 years old

• 10-11 years old

• 4-5 years old

• 6-7 years old

What is the average age for the eruption of the upper lateral incisor?

• 7-8 years old

• 10-11 years old

• 5-6 years old

• 12-13 years old

Which primary tooth is usually the last to exfoliate?

• Primary central incisor

• Primary first molar

• Primary second molar

• Primary lateral incisor

What is the average age for the eruption of the lower primary second molar?

• 20-22 months of age

• 12 months of age

• 23-33 months of age

• 15-20 months of age

At what age does the primary dentition usually complete exfoliation?

• 12 years old

• 15 years old

• 5 years old

• 8 years old

What is the average age for the eruption of the upper second molar?

• 10-11 years old

• 12-13 years old

• 18-20 years old

• 5-6 years old