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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: May 15, 2026

Digital Hybrid Model Preparation for Virtual Planning of Reconstructive Dentoalveolar Surgical Procedures

Digital Hybrid Model Preparation for Virtual Planning of Reconstructive Dentoalveolar Surgical Procedures

Published on: August 5, 2021

Positive dental identification using tooth anatomy and digital superimposition.

Raymond J Johansen¹, C Michael Bowers

¹Forensic Dental Consultant for the Santa Barbara County Coroner's Office, 601 East Arrellaga Street, Suite 202, Santa Barbara, CA, 93103.

Journal of Forensic Sciences

|January 3, 2013

Summary

Digital analysis of dental models offers a reliable method for identifying unknown human remains when traditional records are unavailable. This technique aids forensic investigations, even in cases of severe trauma.

Keywords:

Adobe PhotoshopTM dental anatomy digital superimposition forensic odontology forensic science human identification permanent molars

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Area of Science:

Forensic Odontology
Digital Imaging in Forensics

Background:

Dental identification remains crucial in forensic investigations, complementing DNA analysis.
Destructive incidents often render human remains unrecognizable, necessitating alternative identification methods.
Antemortem records of dental and osseous characteristics are vital for conclusive victim identification.

Observation:

This case report details the use of digital comparative analysis for dental identification.
Antemortem dental models were digitally analyzed using Adobe Photoshop software.
Individual tooth anatomy and digital superimposition were employed for comparison.

Findings:

The digital comparative analysis of antemortem dental models and postmortem dentition proved effective for positive identification.
This method was particularly useful in the absence of antemortem radiographs.
The technique allowed for detailed comparison of tooth anatomy between records.

Implications:

Digital comparative analysis provides a valuable tool for forensic identification when conventional methods are limited.
This approach enhances the ability to identify victims of accidents and homicides.
The use of readily available software like Adobe Photoshop democratizes advanced forensic techniques.