Permanent Tooth Eruption Flashcards
1
Q
when does the mixed dentition begin?
A
6
2
Q
what is the general rule of eruption
A
lower before uppers except second premolars
3
Q
what is the pattern of eruption in the upper arch
A
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4
Q
what is the pattern of eruption in the lower arch
A
61234578
5
Q
how long does it take a tooth to complete apexogenesis after eruption
A
3 years
6
Q
at what age do central incisors erupt?
A
upper = 7 lower = 6
7
Q
at what age do lateral incisors erupt at
A
upper = 8 lower = 7
8
Q
at what age do canines erupt
A
upper = 11 lower = 9
9
Q
at what age do first premolars erupt
A
upper = 10 lower = 10
10
Q
at what age do second premolars erupt
A
upper = 10 lower = 10
11
Q
at what age do the first molars erupt
A
uppers = 6 lowers = 6
12
Q
at what age do the second premolars erupt
A
uppers = 12 lowers = 12
