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Tooth Anatomy

Tooth Anatomy

The human tooth enables us to eat a variety of foods, speak clearly, and even aid in shaping our faces. Teeth are composed of various elements that work together. Here's a detailed look at the anatomy of a human tooth.
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.

Teeth

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...

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Related Experiment Video

Updated: Jun 27, 2026

Quasistatic Mechanical Testing for Computer-Aided Design and Manufacturing Occlusal Veneers Cemented to Milled Dentin Analog Material

Quasistatic Mechanical Testing for Computer-Aided Design and Manufacturing Occlusal Veneers Cemented to Milled Dentin Analog Material

Published on: December 20, 2024

Dynamic occlusions in natural permanent dentition.

Halina Panek¹, Teresa Matthews-Brzozowska, Danuta Nowakowska

¹Department of Prosthodontics, Wroclaw Medical University, Wroclaw, Poland. Halina.Panek@kn.pl

Quintessence International (Berlin, Germany : 1985)

|December 17, 2008

Summary

Dynamic occlusion patterns in natural teeth vary with age. Canine-protected occlusion is common in younger individuals, while group function occlusion is more prevalent in older adults, influencing rehabilitation choices.

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Area of Science:

Dentistry
Oral Rehabilitation
Biomedical Engineering

Background:

Occlusion patterns in natural dentition are crucial for prosthetic and orthodontic rehabilitation.
Understanding dynamic occlusions in natural teeth can help resolve debates in restorative dentistry.

Purpose of the Study:

To identify typical dynamic occlusion schemas in young and older adults with natural dentition.
To investigate the influence of gender and age on dynamic occlusion patterns.

Main Methods:

A study involving 834 subjects (aged 20-63) with natural dentition.
Clinical examination of lateral and protrusive mandibular excursions to identify dynamic occlusions.

Main Results:

Bilateral canine-protected occlusion and group function occlusion were most common in younger subjects.
Group function occlusion prevalence increased with age, while canine-protected occlusion decreased.
Gender did not significantly affect occlusion patterns; balanced and "other" occlusions were rare.

Conclusions:

Canine-protected occlusion is suitable for younger patients' orthodontic/prosthetic rehabilitation.
Group function occlusion is a viable option for older patients' prosthetic rehabilitation.
Further research is needed on occlusal schemas, periodontitis, bruxism, and TMDs.