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Teeth- Types. Importance of teeth. Teeth play an important role in digestion . This is done by chewing our food into smaller pieces thus making it easier to swallow. . The structure of a Tooth . Tooth is divided into 3 regions: Crown Root Neck
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Importance of teeth Teeth play an important role in digestion. This is done by chewing our food into smaller pieces thus making it easier to swallow.
The structure of a Tooth Tooth is divided into 3 regions: • Crown • Root • Neck The part of the tooth we see is covered by a hard substance called enamel. Under this is the dentine with innermost part called the pulp cavity. The root is covered by a layer of cement which attaches the root to the jaw.
Different kinds of teeth There are four different types • Incisors (8) • Canines (4) • Premolars (8) • Molars (12)