Teeth are called incisors, canines, premolars, and molars. Each type of tooth has a specific function, including biting, chewing, and grinding food. Teeth are made up of different layers — enamel, ...

Milk teeth emerge through a baby's gums during the first couple of years of life. By the time the infant is aged 2.5 to 3.0 years, all 20 of the milk teeth should have fully emerged. Milk teeth ...