Maxilla : easy and brief discussion

Maxilla :

•      2^nd largest bone of face

•      2 maxillae forms whole of upper jaw

•      Each maxilla contributes in formation of

1.      Face

2.      Nose

3.      Mouth

4.      Orbit

5.      Infra-temporal fossa

6.      Pterygopalatine fossa

•      Each maxilla has

•      A body

•      4 processes

1.      Frontal

2.      Zygomatic

3.      Alveolar

4.      Palatine

•      Body of maxilla

•      Shape pyramidal

•      It has

•      Base directed at nasal surface

•      Apex directed laterally at zygomatic process

•      4 surfaces

1.      Superior / orbital

2.      Anterior / facial

3.      Posterior / infratemporal

4.      Medial /nasal

•      Encloses a cavity  maxillary sinus