Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

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...

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.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Lateralized cerebral arterial blood flow and blood pressure adaptations to short-term head-down tilt: a 4D flow MRI study with cognitive function assessment.

Military Medical Research·2026

Same author

Patient-derived eutopic and ectopic endometrial stromal cells: characterization and development of immortalized lines.

Molecular and cellular endocrinology·2026

Same author

Accidental intrathecal injection of high-dose magnesium sulphate with conventional-dose bupivacaine: a case report.

AME case reports·2026

Same author

Discrete subaortic stenosis: prognostic value of the left ventricular outflow tract gradient and implications for earlier surgical intervention.

World journal of pediatrics : WJP·2026

Same author

Impacts of Climate Change on the Geographic Distribution of <i>Dioscorea zingiberensis</i>, a Traditional Medicinal Plant in China.

Plants (Basel, Switzerland)·2026

Same author

Hippocampal Satb2 regulates the cognitive function of adult mice through pleiotrophin.

Cell death & disease·2026

Same journal

[Case of concurrent second branchial cleft cyst and diffuse large B-cell lymphoma].

Hua xi kou qiang yi xue za zhi = Huaxi kouqiang yixue zazhi = West China journal of stomatology·2026

Same journal

[Double-layer ceramic technique for restoring severely discolored nonvital maxillary anterior teeth: a case report].

Hua xi kou qiang yi xue za zhi = Huaxi kouqiang yixue zazhi = West China journal of stomatology·2026

Same journal

[Effectiveness and cost-effectiveness of risk-based topical fluoride intervention on early childhood caries in Jiangnan District, Nanning City].

Hua xi kou qiang yi xue za zhi = Huaxi kouqiang yixue zazhi = West China journal of stomatology·2026

Same journal

[Expression of Rho-related BTB domain-containing protein 1 in tongue squamous cell carcinoma and its effect on cell proliferation, invasion, and migration].

Hua xi kou qiang yi xue za zhi = Huaxi kouqiang yixue zazhi = West China journal of stomatology·2026

Same journal

[Effect of pioglitazone on periodontitis-related renal injury in mice and its relationship with Klotho].

Hua xi kou qiang yi xue za zhi = Huaxi kouqiang yixue zazhi = West China journal of stomatology·2026

Same journal

[Chinese introduction to the Preferred Reporting Items for Randomized Trials in Endodontics 2020 checklist].

Hua xi kou qiang yi xue za zhi = Huaxi kouqiang yixue zazhi = West China journal of stomatology·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Jun 4, 2026

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

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

Published on: February 23, 2024

[Maxillary second molar with two palatal root canals: a case report].

Ting-Ting Zhang¹, Wei Qiu, Chi-Xia Ming

¹Dept. of Conservative Dentistry, Stomatological Hospital of Dalian, Dalian 116021, China.

Hua Xi Kou Qiang Yi Xue Za Zhi = Huaxi Kouqiang Yixue Zazhi = West China Journal of Stomatology

|March 4, 2011

Summary

This summary is machine-generated.

Maxillary second molars typically have two mesiobuccal canals. This article reports a rare case of a maxillary second molar presenting with two palatal root canals, an unusual anatomical variation.

More Related Videos

Lateral Molar Approach-Driven Transoral Endoscopic Procedure for Benign Infratemporal Fossa Tumor Resection

Lateral Molar Approach-Driven Transoral Endoscopic Procedure for Benign Infratemporal Fossa Tumor Resection

Published on: August 15, 2025

Related Experiment Videos

Last Updated: Jun 4, 2026

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

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

Published on: February 23, 2024

Lateral Molar Approach-Driven Transoral Endoscopic Procedure for Benign Infratemporal Fossa Tumor Resection

Lateral Molar Approach-Driven Transoral Endoscopic Procedure for Benign Infratemporal Fossa Tumor Resection

Published on: August 15, 2025

Area of Science:

Endodontics
Dental Anatomy
Oral Surgery

Background:

Maxillary second molars commonly exhibit specific root canal configurations.
Understanding root anatomy is crucial for successful endodontic treatment.
Variations in root canal morphology can complicate dental procedures.

Observation:

A maxillary second molar was examined.
The tooth presented an unusual number of palatal root canals.
This anatomical variation is infrequently documented in dental literature.

Findings:

The primary canal configuration observed was two mesiobuccal canals.
A rare finding of two palatal root canals was identified in the maxillary second molar.
This case highlights the diversity of root canal anatomy.

Implications:

This case underscores the importance of thorough radiographic and clinical examination in endodontics.
Awareness of rare anatomical variations can improve treatment planning and outcomes.
Further research into the prevalence of such variations may be warranted.