THE SKULL AND THE BONES OF THE SKULL 



81 



Infra-orbital canal 



(Canalis infra-orbitalis 



Anterior and middle dental foramina 



/Foramina alveolaria (anteriora) 



Nasal process 



Processus frontalis 



Infra-orbital foramen 

 Foramen infra-orbitale 



Dental canals 

 Canales alveolares 



. Posterior dental foramina 

 oramina alveolaria (posteriora) 



canals 

 Canales alveolares 



Alveolar margin 



Limbus alveolaris 



Body 



Corpus maxilla; 



FIG. 173. THE LEFT SUPERIOR MAXILLARY BONE. EXTERNAL SURFACE. 



The dental canals are exposed by partial removal of the superficial plate of bone, and their rourse is shown 

 by means of bristles passed through them. 



Maxillary sinus, or antrum of Highrnore 



Tuberosity 



Tuber maxillare 



Dental canals 

 Canales alveolares 



Agger nasi, or ethmoidal crest 

 /Crista ethmoidalis 



Nasal process 

 Processus frontalis 



Inferior turbinate crest 

 Crista conchalis 



_ : , Dental canals 



" Canales alveolares 



-Palatine process 



Processus palatinus 



Alveolar margin 

 Limbus alveolaris 



FIG. 174. THE LEFT SUPERIOR MAXILLARY BONE. INTERNAL SURFACE. 



The foremost and the hindmost of the dental canals have been exposed by the removal of the superficial 

 plate of bone. By means of bristles passed through the canals the situation of the respective dental 

 foramina is indicated. Most of the inner wall of the antrum of Highrnore has been cut away. 



Maxilla Superior maxillary bone. 



