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Why do children have more teeth?

Published in Dentistry 2 mins read

Actually, children don't have more teeth than adults eventually. Children have baby teeth (also called primary teeth or deciduous teeth) as a temporary set, and they have fewer teeth than adults will eventually have. As a child's jaw grows, they lose these baby teeth to make room for a larger set of permanent teeth.

Baby Teeth vs. Permanent Teeth

Here's a comparison of baby teeth and permanent teeth:

Feature Baby Teeth (Deciduous Teeth) Permanent Teeth
Number 20 32 (including wisdom teeth)
Size Smaller Larger
Enamel Thickness Thinner Thicker
Durability Less Durable More Durable
Purpose Guide permanent teeth Chewing, speech

The Process of Tooth Development

  1. Initial Development: Both baby and permanent teeth start developing before birth.

  2. Eruption of Baby Teeth: Baby teeth usually start erupting around 6 months of age and are typically all in place by the age of 3.

  3. Jaw Growth: As the child grows, their jawbone also grows, creating space for the larger permanent teeth.

  4. Shedding of Baby Teeth: Around age 6, the process of shedding baby teeth begins, allowing permanent teeth to erupt in their place.

  5. Eruption of Permanent Teeth: This process continues throughout childhood and adolescence, with the final teeth (wisdom teeth) erupting usually in late adolescence or early adulthood.

Why Baby Teeth Are Important

Although they are temporary, baby teeth are crucial because:

  • They allow children to chew food properly.
  • They aid in speech development.
  • They hold space for the permanent teeth.
  • They guide the permanent teeth into the correct position.

Losing a baby tooth too early (due to decay or injury) can cause problems with the alignment of permanent teeth.

Therefore, children don't have more teeth, they have fewer teeth in a temporary set that eventually fall out to make room for the larger, permanent set of adult teeth. The growth of the jaw provides the necessary space for these permanent teeth to develop and erupt properly.

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