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Pop Quiz

November 16, 1998

Teeth. What would we do without them? These hard structures in the jaw help us chew and speak clearly, and give shape to the face. How many do we have? Answer on S7.

There are two sets: the 20 primary teeth, which erupt usually between 6 months and 3 years, and the 32 permanent teeth, which start to replace the primary teeth at about age 6.

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