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Maxilla
The paired bone forming the upper jaw. It holds the maxillary teeth, forms most of the hard palate and parts of the orbit floor and nasal cavity, and contains the maxillary sinus.
Function
Supports the upper dentition and the midface.
Clinical relevance
The roots of the maxillary posterior teeth can lie close to the floor of the maxillary sinus.
Related structures
Maxillary alveolar process · Palatine bone · Maxillary sinuses
This text is a draft and has not yet been reviewed by a dental professional. Educational reference only, not for diagnosis or treatment.