THE SKULL AND THE BONES OF THE SKULL 



Anterior palatine or premaxillary suture 

 Sutura incisiva 



Palate process of the superior 

 maxillary bone 



Processus palatinus maxillae 



Middle or median palatine suture^ 



Sutura palatina mediana 



Posterior or transverse palatine suture- 



Sutura palatina transversa 



Horizontal or palate plate of the 



palate bone 

 Pars horizontalis ossis palatini 



Pyramidal process, or tuberosity,- 

 of the palate bone 



Processus pyramidalis 



External pterygoid plate I 

 Lamina lateralis proces- 

 sus pterygoidei 



Anterior palatine fossa 



Foramen incisivum 



Premaxillary bone 

 Os incisivum 



Posterior nasal spine 1 



Spina nasalis post. 



Internal pterygoid plate 



Alveolar border 

 Limbus alveolaris 



"Palatine spine 1 



*Spina palatina 



"Palatine grooves 2 

 *Sulci palatini 



Inferior orifice of the posterior 



palatine canal 

 Foramen palatinum majus 



^Posterior and external accessory 



palatine anals 

 Foramina palatina minora 



Eamular process -Hamulus pterygoideus Lamina medialis processus pterygoidei 



1 In the English nomenclature palatine spine is an alternative name for the posterior nasal spine. TR. 

 - The English nomenclature recognises one palatine groove only, that running forwards on the under surface of the 

 hard palate from the inferior orifice of the posterior palatine canal, lodging the large palatine nerve and vessels. TR. 



FIG. 212. THE HARD PALATE, PALATUM DURUM, WITH THE ALVEOLAR PROCESS OF THE 

 SUPERIOR MAXILLARY BONE, REMOVED BY A SECTION PASSING HORIZONTALLY THROUGH 

 BOTH SUPERIOR MAXILLARY BONES ABOVE THE FLOOR OF THE NASAL FOSS.E. SEEN FROM 



BELOW. 



Anterior nasal spine 

 Incisor foramina, or foramina of StensenV /Spina nasalis anterior 



Foramen incisivum 



,J>renasal foesa (var.) 



Fossa praenasalis (var.) 



Posterior nasal spine 



Spina nasalis posterior 



Palate process of the superior maxillary 



bone 

 Processus palatinus maxillae 



Vertical plate of the palate ..._ 

 bone 



Pars perpendicularis ossis 

 palatini 



Pyramidal process, or tuberosity, of"" 



the palate bone 

 Processus pyramidalis 



External pterygoid plate "' 

 Lamina lateralis processus 

 pterygoidei 



Hamular process Hamulus pterygoideu:/ Internal pterygoid plate 



Nasal crest of the superior maxillary bone 



Crista nasalis 



Maxillary sinus, or antrum 



of Highmore 

 Sinus maxillaris 



Malar process 



Processus zygomaticus 



Posterior or transverse palatine 

 suture 



Sutura palatina transversa 



Posterior palatine or palato- 



maxillary canal 

 Canalis pterygopalatinus 



Accessory palatine canal 



Canalis palatinus 



Pterygoid fossa 

 . Fossa pterygoidea 



Lamina medialis processus pterygoidei 



FIG. 213. THE FLOOR (INFERIOR WALL) OF THE NASAL FOSSAE WITH THE MAXILLARY SINUSES 

 LYING ON EITHER SIDE, SHOWN BY MEANS OF A HORIZONTAL SECTION THROUGH THE 

 SUPERIOR MAXILLARY BONES. SEEN FROM ABOVE. 



Cranium viscerale Facial portion of the skull. 



