Secondary (permanent) teeth
Current as of: October 3, 2018
Author: Healthwise Staff
Medical Review:E. Gregory Thompson MD - Internal Medicine & Adam Husney MD - Family Medicine & Martin J. Gabica MD - Family Medicine
Secondary teeth come in (erupt) when children begin to lose their primary (baby) teeth between the ages of 6 and 11 years. The last permanent teeth usually erupt between the ages of 12 and 21. There are normally 32 permanent teeth.