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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 8, 2026

Experimental Model of Ligature-Induced Peri-Implantitis in Mice

Experimental Model of Ligature-Induced Peri-Implantitis in Mice

Published on: May 17, 2024

Wrong tooth extraction: root cause analysis.

Oren Peleg¹, Navot Givot, Tali Halamish-Shani

¹Department of Oral and Maxillofacial Surgery, The Chalm Sheba Medical Center, Tel Hashomer, Israel. orenpeleg@gmail.com

Quintessence International (Berlin, Germany : 1985)

|October 8, 2010

Summary

Wrong tooth extractions occur due to treatment errors and poor communication. Increased clinician caution and improved communication can prevent these dental practice errors.

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Published on: January 13, 2023

Area of Science:

Dental Surgery
Patient Safety

Background:

Clinical errors in dental practice necessitate improvements in patient management planning.
Wrong tooth extraction is a significant patient safety concern requiring analysis.

Purpose of the Study:

To investigate the events and contributing factors leading to wrong tooth extractions.
To identify patterns in wrong tooth extraction cases for preventative strategies.

Main Methods:

Analysis of 54 insurance claims for wrong tooth extractions from 1993-2004.
Data collected on clinician, referral, patient demographics, venue, error reason, and claim type.

Main Results:

General practitioners performed 72% of extractions.
Orthodontists were the referring clinicians in 49% of cases.
74% of errors occurred during the extraction procedure, predominantly in polyclinics (77%).

Conclusions:

Wrong tooth extractions result from treatment errors and inter-clinician communication failures.
Enhanced vigilance by extracting clinicians in adhering to treatment plans is crucial.
Development of clear guidelines is recommended to mitigate these preventable errors.