Tooth Eruption Flashcards
When should all deciduous teeth be erupted by?
By 2.5 - 3 years of age
What is the general rule for deciduous tooth eruption?
The lower teeth will erupt before uppers with the exception of lateral incisors?
What is the sequence of eruption of deciduous teeth?
Central incisors, lateral incisors, first primary molar, canine, second primary molar
How long does apexogenesis take after eruption of the tooth
Around 1.5 years
When do teeth erupt in contrast to their contra-lateral tooth?
Within 3 months
When do deciduous central incisors erupt?
6-12 months
When do deciduous lateral incisors erupt?
9-16 months
When do deciduous canines erupt?
16-23 months
When do deciduous first molars erupt?
13-18 months
When do deciduous second molars erupt?
23-33 months
When is the mixed dentition stage
Begins from the time the first permanent tooth erupts until the exfoliation of the last primary tooth
Usually between 6 and 11 years old
What is the general rule for permanent tooth eruption?
The lower teeth tend to erupt before the upper teeth with the exception of the second premolars
What is the sequence of eruption in upper permanent teeth?
The first permanent molar erupts first then front to back except canines
What is the sequence of eruption in lower permanent teeth
The first permanent molar erupts first then front to back
How long does apexogenesis take in permanent teeth?
3 years
