Teeth Functions

Teeth are part of digestive system that are very important, because teeth help stomach to work by making foods into pieces, so that stomach will digest them easily. There are some teeth kinds and every tooth has special function :

1. Incisor
   It is the sharp, chisel-shaped front teeth (four upper, four lower) used for cutting food. Incisor located on front side of mouth bones upper and lower. There are no cusps on the tooth. Instead, the surface area of the tooth used in eating is called an incisal ridge or incisal edge.


2. Canine
   This tooth kind is shaped like point (cusp). The location of the canines reflect their dual function as they complement both the premolars and incisors during mastication, commonly known as chewing. The most common action of the canines is tearing of food.


3. Premolar
   This tooth has two pointed cusps on their biting surface and sometimes referred to as bicuspids. The function of this premolar is similar to that of canines in regard to tearing being the principal action during mastication, commonly known as chewing.


4. Molar
   Molar is used for grinding, this tooth has several cusps on the biting surface.