Medical | Health | Anatomy on Instagram: "When a tooth develops a cavity, the dentist removes the decayed part, shapes the hole, and fills it with a strong dental material to protect the tooth. First, the dentist numbs the area so you feel no pain. Then a small drill or laser is used to gently remove all the infected, softened parts of the tooth. After cleaning, the dentist shapes the hole so the filling will fit securely. A special bonding glue is applied, and then a tooth-colored filling mater