The Maxilla and Mandible

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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