Family, General Dentistry – Dallas TX – Dentist Mark S. Geyer – Texas 75206

8350 N. Central Expressway, Suite G-105 · Dallas, TX 75206 · P 214.363.9627 · F 214.932.1751 ·

stock photo of boys

At birth people usually have 20 primary (baby) teeth, which often erupt through the gums as early as six months of age.

These teeth are then shed at various times throughout childhood. By age 21, all 32 of the permanent teeth have usually erupted.


Getting to know your teeth is fun! Learn all about your teeth with our fun, interactive, and educational diagrams:

  • Anatomy of a Tooth

  • Know Your Teeth