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Related Concept Videos

Teeth01:15

Teeth

336
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...
336
Tooth Anatomy01:21

Tooth Anatomy

380
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...
380

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Color Ranges and Distribution of Human Teeth: A Prospective Clinical Study.

R Ghinea1,2, L J Herrera3, J Ruiz-López1

  • 1Department of Optics, University of Granada Faculty of Sciences, Granada, Spain.

Journal of Esthetic and Restorative Dentistry : Official Publication of the American Academy of Esthetic Dentistry ... [Et Al.]
|October 24, 2024
PubMed
Summary

Human tooth color varies significantly by gender, age, and ethnicity. Lifestyle factors like diet and oral hygiene also impact tooth shade, influencing dental esthetics.

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Area of Science:

  • Dental Science
  • Colorimetry
  • Human Physiology

Background:

  • Investigating the in vivo color range of human teeth is crucial for esthetic dentistry.
  • Understanding factors influencing tooth color aids in achieving better patient satisfaction.

Purpose of the Study:

  • To analyze the in vivo color range of human teeth.
  • To determine the effects of gender, age, ethnicity, diet, smoking, and oral hygiene on tooth color.

Main Methods:

  • 1004 participants were recruited and stratified by gender, age, and ethnicity.
  • Noninvasive spectroradiometer measurements of tooth color were performed.
  • Color differences were analyzed using CIELAB and CIEDE2000 formulas.

Main Results:

  • Significant variations in tooth color (CIELAB, CIEDE2000) were observed across demographic and lifestyle factors.
  • Females exhibited lighter, less yellow teeth than males; age correlated with darker, more chromatic teeth.
  • Diet (coffee) and oral hygiene (brushing) significantly impacted tooth color, while smoking had minimal effect.

Conclusions:

  • Gender, age, and ethnicity significantly influence human tooth color.
  • Dietary and oral habits play a significant role in tooth color variation.
  • Detailed understanding of tooth color distribution enhances esthetic dental outcomes and patient satisfaction.