DENT1060 primary dentition chronology

eruption time, hard tissue formation and root completion

when does the maxillary first incisor erupt

7.5m

when does the mandibular first incisor erupt

6m

when does the maxillary second incisor erupt

9m

when does the mandibular second incisor erupt

7m

when does the maxillary first molar erupt

14m

when does the mandibular first molar erupt

12m

when does the maxillary canine erupt

18m

when does the mandibular canine erupt

16m

when does the maxillary second molar erupt

24m

when does the mandibular second molar erupt

20m

what is the general order of eruption of the primary dentition

first incisor, second incisor, first molar, canine, second molar

do maxillary or mandibular primary teeth erupt first

mandibular (roughly 2 months earlier for each specific tooth except for first incisor, 1.5 months earlier, and second molar, 4 months earlier)

when does maxillary first incisor begin hard tissue formation

4m in utero

when does mandibular first incisor begin hard tissue formation

4.5m in utero

when does maxillary second incisor begin hard tissue formation

4.5m in utero

when does mandibular second incisor begin hard tissue formation

4.5m in utero

when does maxillary canine begin hard tissue formation

5m in utero

when does mandibular canine begin hard tissue formation

5m in utero

when does maxillary first molar begin hard tissue formation

5m in utero

when does mandibular first molar begin hard tissue formation

5m in utero

when does maxillary second molar begin hard tissue formation

6m in utero

when does mandibular second molar begin hard tissue formation

6m in utero

what is the general order of hard tissue formation of the primary dentition

first incisor, second incisor, canine, first molar, second molar (anterior to posterior in order)

when is root completion of the maxillary first incisor

1.5y

when is root completion of the mandibular first incisor

1.5y

when is root completion fo the maxillary second incisor

2y

when is root completion of the mandibular second incisor

1.5y

when is root completion of the maxillary first molar

2.5y

when is root completion of the mandibular first molar

2.25y

when is root completion of the maxillary second molar

3y

when is root completion of the mandibular second molar

3y

when is root completion of the maxillary canine

3.25y

when is root completion of the mandibular canine

3.25y

what is the general order of root completion for the primary dentition

first incisor, second incisor, first molar, second molar, canine