Maxillary Bone Anatomy

The maxilla or maxillary bones is a pair of symmetrical bones joined at the midline which forms the middle third of the face. A small vertical midline plate termed the nasal spine of the frontal bone contributes to the nasal septum.

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Seven of the face.

Maxillary bone anatomy. Two of the cranium. The maxillary bones on each side join in the middle at the intermaxillary suture a fused line that is created by the union of the right and left halves of the maxilla bone. It forms the floor of the nasal cavity and parts of its lateral wall and roof the roof of the oral cavity contains the maxillary sinus and contributes most of the inferior rim and floor of the orbit.

The maxilla forms the upper jaw by fusing together two irregularly shaped bones along the median palatine suture located at the midline of the roof of the mouth. The two maxillary bones maxillae are fused in the midline by the intermaxillary suture to form the upper jaw. The nasal zygomatic lacrimal inferior nasal concha palatine vomer and the adjacent fused maxilla.

Anteriorly between the orbital surfaces the frontal bone articulates with the anterior portions of the nasal bones and frontal processes of the maxilla. Development of maxilla maxilla develops from ossification in mesenchyme of maxillary processof 1st arch. The nasal bone which makes up the bridge of your.

The zygomatic bones or cheek bones. Le fort i fracture. Maxilla bone anatomy the two maxilla or maxillary bones maxillae plural form the upper jaw l mala jaw.

The frontal bone which makes contact with bones in the nose. The frontal and ethmoid. The palatine bones which make up part of the hard palate.

As the maxilla is the central bone of the midface it can fracture through various accidents most commonly the le fort fractures which are subclassified into three types. Maxilla is a paired bone that has a body and four processes. Each maxilla has four processes frontal zygomatic alveolar and palatine and helps form the orbit roof of the mouth and the lateral walls of the nasal cavity.

Each maxilla articulates with nine bones. Detachment of the alveolar process from the maxilla in a rectangular form. The maxilla or upper jaw bone latin.

Le fort ii fracture. Frontal process zygomatic process palatine process and alveolar process. Resorption of alveolar bone 26.

The maxilla is also fused together with other important bones in the skull including. No arch cartilage primary cartilage center of ossification close to the cartilage of nasal capsule center of ossification in angle between division of infraorbital nerve from this center the bone formation spreads bony trough for infraorbital canal is formed posteriorly below the orbit toward the developing maxillaanteriorly toward.

Maxilla Bone Anatomy