Tooth Identification And Chronology Flashcards
Eruption date of upper 1’s?
7.5 years
Eruption date of upper 2’s?
8.5 years
Eruption date of upper 3’s?
11.5 years
Eruption dates of upper 4’s?
10-11 years
Eruption dates of upper 5’s?
10-12 years
Eruption date of upper 6’s?
6 years
Eruption date of upper 7’s?
12-13 years
Eruption date of upper and lower 8’s?
17+ years
Eruption date of lower 1’s?
6.5 years
Eruption date of lower 2’s?
7.5 years
Eruption date of lower 3’s?
10.5 years
Eruption dates of lower 4’s?
10-12 years
Eruption dates of lower 5’s?
11-12 years
Eruption date of lower 6’s?
6 years
Eruption date of lower 7’s?
12-13 years
How many years does it take for the root to fully form after eruption of the tooth?
3 years
What age does an upper incisor develop?
3-4 months
At what age should we be able to palate a canine?
9 years
What sequence does the permanent dentition erupt? (Upper arch)
6 - 1 - 2 - 4 - 5 - 3 - 7 - 8
What sequence does the permanent dentition erupt?
6 - 1 - 2 - 3 - 4 - 5 - 7 - 8
What tooth sometimes has an extra cusp?
- 1st molar - cusp of caribelli
* upper incisor - talon cusp
