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Related Concept Videos

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...
Tooth Anatomy01:21

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.

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Related Experiment Video

Updated: May 19, 2026

Precision of In Vivo Quantitative Tooth Wear Measurement Using Intra-Oral Scans
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Precision of In Vivo Quantitative Tooth Wear Measurement Using Intra-Oral Scans

Published on: July 12, 2022

Comparison of three anthropometric techniques for tooth selection.

B L Lucas1, R Bernardino-Júnior, I Lopes-Júnior

  • 1Department of Morphology, Biomedical Sciences Institute Federal University of Uberlandia, Minas Gerais, Brazil. lucas.barbara@gmail.com

The European Journal of Prosthodontics and Restorative Dentistry
|August 3, 2012
PubMed
Summary

Determining artificial tooth width is crucial for dental aesthetics. The distance between the inner eye corners offers a reliable method for estimating natural tooth width, improving dental treatment outcomes.

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Last Updated: May 19, 2026

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Measuring Maxillary Posterior Tooth Movement: A Model Assessment using Palatal and Dental Superimposition

Published on: February 23, 2024

Area of Science:

  • Dentistry
  • Anthropometry
  • Aesthetics

Background:

  • Accurate artificial tooth sizing is essential for successful dental restorations.
  • Current methods for determining tooth dimensions may lead to aesthetic discrepancies.
  • Facial anthropometry offers potential for guiding the selection of artificial teeth.

Purpose of the Study:

  • To evaluate the reliability of facial anthropometric parameters in estimating maxillary anterior tooth width.
  • To identify a practical anthropometric guide for selecting artificial teeth dimensions.

Main Methods:

  • Measurements of nasal width, intermedial canthal distance, and mouth width were taken in young Brazilian adults.
  • The width of the six maxillary anterior teeth was also measured.
  • Statistical analysis using ANOVA/Tukey's test (p < 0.05) was performed.

Main Results:

  • The intermedial canthal distance demonstrated a strong correlation with the width of the six maxillary anterior teeth.
  • Other measured parameters showed less reliability in predicting tooth width.
  • This anthropometric method proved comparable to natural extracted teeth measurements.

Conclusions:

  • The intermedial canthal distance is a reliable anthropometric indicator for determining artificial tooth width.
  • This method can aid dental professionals in achieving better aesthetic outcomes in prosthodontic treatments.
  • Utilizing facial landmarks provides a practical approach to enhance the precision of artificial tooth selection.