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Expectation of retaining natural teeth for a lifetime and its predictors among Norwegian adults

Ola Haugejorden1, Kristin Solveig Klock

  • 1Department of Odontology--Community Dentistry, Faculty of Dentistry, University of Bergen, Norway.

Abstract

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Teeth01:15

Teeth

The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin and...