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Question

Different types of teeth and their function.

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Solution

Teeth are one of the strongest parts of the human body. It is mainly composed of proteins (collagen) and minerals (calcium). Apart from digestion, teeth also play an important role in our speech. An adult will have 32 teeth, including the Wisdom teeth. Molars are the first permanent teeth to develop, and most adults will have their complete set of permanent teeth in place by the age of 21.

Overall adults have 32 teeth in total, called permanent or secondary teeth, and it includes:

Eight incisors – Four incisors in the upper jaw and four incisors in the lower jaw.

Four canines – Two canines in the upper jaw and two canines in the lower jaw.

Eight premolars– Four premolars in the upper jaw and four premolars in the lower jaw.

Twelve molars- Six molars in the upper jaw and six in the lower jaw. It also includes four wisdom teeth.


Figure : Dentition


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