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Body of maxilla

The body of the maxilla is somewhat pyramidal in shape, and contains a large cavity, the maxillary sinus (antrum of Highmore).

Surfaces

It has four surfaces - an anterior, a posterior or infratemporal, a superior or orbital, and a medial or nasal.

v • d • e Bones of head and neck: the face
maxilla	Body of maxilla - Maxillary sinus - surfaces of body Anterior (Incisive fossa, Canine fossa, Infraorbital foramen, Anterior nasal spine) - Infratemporal (Alveolar canals, Maxillary tuberosity) - Orbital (Infraorbital groove, Infraorbital canal) - Nasal (Pterygopalatine canal) processes Zygomatic process - Frontal process (Agger nasi, Anterior lacrimal crest) - Alveolar process - Palatine process (Incisive foramen, Incisive canals, Foramina of Scarpa, Premaxilla, Anterior nasal spine)
lacrimal	Posterior lacrimal crest - Lacrimal groove
zygomatic	Orbital process - foramina (Zygomaticofacial, Zygomaticotemporal, Zygomaticoörbital)
palatine	Pterygopalatine fossa - Pterygoid fossa Horizontal plate (Posterior nasal spine) - Perpendicular plate (Pterygopalatine canal, Sphenopalatine foramen, Pyramidal process) processes (Orbital - Sphenoidal)
mandible	body (Symphysis menti, Mental protuberance, Mental foramen, Mental spine, Mylohyoid line) ramus (Mandibular foramen, Mylohyoid groove, Mandibular canal, Angle, Coronoid process, Condyloid process, Mandibular notch)
others	nasal bone - inferior nasal conchae (ethmoidal process, maxillary process) - vomer