Login or Register to receive relevant, timely communication, take CE courses and more. 
Follow us on Instagram and create an account on ProShop for easy ordering for yourself or your office.

Terms And Conditions

Privacy

Consumer Health Data Privacy Policy

Your Privacy Choices

Accessibility Statement

About Us

FAQs

Contact Us

Site Map

Join Our Crest + Oral-B Professional Community

View all Courses

Past CE Live Webinars

Archived CE course  PDFs

Enter Assignment Number

View My Certificates

Courses

View All Case Studies

Case Study Insights

Case Studies

View All Case Challenges

Case Challenges

Continuing Education

Dental Hygienist Resources #HygienistProud

Faculty Resources

Student Resources

Graduate Resources

Dental Assistant Resources

Scholarships and Awards

Dental Events

Practice Management

Whole Body Health

Dental Podcasts

Interactive Modules

Equality and Inclusion

Professional Resources

Patient education

Children's Dental Health

Pregnancy

Conversational Spanish

For Your Patients

Shop all products

Featured products

Request Teach & Learn

Sustainability

Dental Research Database 

Oral-B iO - Why recommend oscillating rotating technology

Crest - Why Stannous Fluoride

Products & Research

Shop All Products

Please log into your account to update your profile, resume your course progress, complete a course test, or to manage your certificates and assignments.


Create New Course Assignment

Create New Case Assignment

Review Course Assignments

/en-us/dashboard/review-assignment?assignment=case

Review Case Assignments

Dashboard

My Profile

Reset Password

Profile

Digital Systems

Radiographic Film

Intraoral Survey Organization

Radiolucent vs. Radiopaque

General Anatomy of the Maxilla and Mandible

Maxillary Anterior Landmarks

Maxillary Posterior Landmarks

Summary of Maxillary Landmarks

Maxillary Anatomical Landmarks

Mandibular Anterior Landmarks

Mandibular Posterior Landmarks

Summary of Mandibular Landmarks

Mandibular Anatomical Landmarks

Full Mouth Survey Arrangement

Bitewing Surveys

Full Mouth Surveys

Review of Landmarks on Surveys

Intraoral Radiographic Anatomy

Summary

References / Additional Resources

[EN] - ce601 - Table 2 - Summary of Mandibular Radiographic Landmarks

__Table 2. Summary of Mandibular Landmarks.__<table >
 <tbody>
 <tr>
 <th >Landmark</th>
 <th >Brief Description</th>
 <th >Radiolucent&nbsp;/ Radiopaque</th>
 <th >Periapical</th>
 <th >Bilateral&nbsp;/ Unilateral</th>
 <th >Alternate Name</th>
 </tr>
 <tr>
 <td>External Oblique Ridge</td>
 <td>Diagonal Line</td>
 <td>Radiopaque</td>
 <td>Molar</td>
 <td>Bilateral</td>
 <td>External Oblique Line</td>
 </tr>
 <tr>
 <td>Genial Tubercle</td>
 <td>Doughnut-shaped</td>
 <td>Radiopaque</td>
 <td>Central Incisor</td>
 <td>Unilateral</td>
 <td>Mental Spine</td>
 </tr>
 <tr>
 <td>Inferior Border of Mandible</td>
 <td>Horizontal Band</td>
 <td>Radiopaque</td>
 <td>Any Mandibular Periapical</td>
 <td>Bilateral</td>
 <td>Lower Border</td>
 </tr>
 <tr>
 <td>Internal Oblique Ridge</td>
 <td>Diagonal Line</td>
 <td>Radiopaque</td>
 <td>Molar</td>
 <td>Bilateral</td>
 <td>Mylohyoid Line</td>
 </tr>
 <tr>
 <td>Lingual Foramen</td>
 <td>Pinpoint Dot</td>
 <td>Radiolucent</td>
 <td>Central Incisor</td>
 <td>Bilateral</td>
 <td>&nbsp;</td>
 </tr>
 <tr>
 <td>Mandibular Canal</td>
 <td>Tubular</td>
 <td>Radiolucent</td>
 <td>Premolar 
 Molar</td>
 <td>Bilateral</td>
 <td>Inferior Alveolar Nerve Canal</td>
 </tr>
 <tr>
 <td>Mental Foramen</td>
 <td>Circular</td>
 <td>Radiolucent</td>
 <td>Premolar 
 Canine</td>
 <td>Bilateral</td>
 <td>&nbsp;</td>
 </tr>
 <tr>
 <td>Mental Fossa</td>
 <td>Diffuse</td>
 <td>Radiolucent</td>
 <td>Central Incisor</td>
 <td>Unilateral</td>
 <td>&nbsp;</td>
 </tr>
 <tr>
 <td>Mental Ridge</td>
 <td>Inverted V</td>
 <td>Radiopaque</td>
 <td>Central Incisor 
 Lateral Incisor 
 Canine</td>
 <td>Bilateral</td>
 <td>&nbsp;</td>
 </tr>
 <tr>
 <td>Submandibular Fossa</td>
 <td>Diffuse</td>
 <td>Radiolucent</td>
 <td>Premolar 
 Molar</td>
 <td>Bilateral</td>
 <td>Submandibular Gland 
 Fossa 
 Mandibular Fossa</td>
 </tr>
 </tbody>
</table>

Learn about Summary of Mandibular Landmarks from Intraoral Radiographic Anatomy dental CE course & enrich your knowledge in oral healthcare field. Take course now!

Summary of Mandibular Landmarks - Intraoral Radiographic Anatomy - Dentalcare

Landmark	Brief Description	Radiolucent / Radiopaque	Periapical	Bilateral / Unilateral	Alternate Name
External Oblique Ridge	Diagonal Line	Radiopaque	Molar	Bilateral	External Oblique Line
Genial Tubercle	Doughnut-shaped	Radiopaque	Central Incisor	Unilateral	Mental Spine
Inferior Border of Mandible	Horizontal Band	Radiopaque	Any Mandibular Periapical	Bilateral	Lower Border
Internal Oblique Ridge	Diagonal Line	Radiopaque	Molar	Bilateral	Mylohyoid Line
Lingual Foramen	Pinpoint Dot	Radiolucent	Central Incisor	Bilateral
Mandibular Canal	Tubular	Radiolucent	Premolar Molar	Bilateral	Inferior Alveolar Nerve Canal
Mental Foramen	Circular	Radiolucent	Premolar Canine	Bilateral
Mental Fossa	Diffuse	Radiolucent	Central Incisor	Unilateral
Mental Ridge	Inverted V	Radiopaque	Central Incisor Lateral Incisor Canine	Bilateral
Submandibular Fossa	Diffuse	Radiolucent	Premolar Molar	Bilateral	Submandibular Gland Fossa Mandibular Fossa