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The Maxilla and Mandible
Sharon Ragsdale
Created on August 27, 2025
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The Maxilla and Mandible
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Rear side of skull
The Maxilla and Mandible
Hamulus/Hamular process
- A small hook-like radiopaque projection of the sphenoid bone, seen behind the maxillary tuberosity.
The Maxilla and Mandible
Incisive foramen
- A small round radiolucent opening between the maxillary central incisors, located in the midline.
The Maxilla and Mandible
Lingual foramen
- A small radiolucent circle in the midline of the mandible, near the lower central incisors.
The Maxilla and Mandible
Median palatal suture
- A thin radiolucent line running down the midline of the maxilla between the central incisors.
The Maxilla and Mandible
Mylohyoid ridge
- A radiopaque line on the inside of the mandible running downward and forward from the molar region.
The Maxilla and Mandible
Submandibular fossa
- A radiolucent area below the mylohyoid ridge on mandibular radiographs.
The Maxilla and Mandible
Genial tubercles
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
Frontal side of skull
The Maxilla and Mandible
Nasal septum
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Anterior nasal spine
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Lateral fossa/Canine fossa
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Nasal fossa (nasal cavity)
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Mental fossa
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
Side View of skull
The Maxilla and Mandible
Alveolar ridge
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Alveolar process
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Mental process or ridge
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Mental foramen
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Zygoma
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Coronoid process
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Zygomatic process of the maxilla
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
Maxillary tuberosity
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
The Maxilla and Mandible
External oblique ridge or external oblique line
- Small radiopaque ring-shaped structures around the lingual foramen in the anterior mandible.
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