Coronal Section of Skull

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Shown is a coronal section passing inferiorly through interval between between the first and second molar teeth. Labels: 1, groove of superior longitudinal sinus; 2,crest for attachment of falx cerebri; 3, crista galli of ethmoid; 4, cristiform plate of ethmoid; 5, perpendicular plate of ethmoid, assisting in the formation of nasal septum; 6, lateral mass of ethmoid consisting of the ethmoidal cells; 7, os planum of ethmoid; 8, middle meatus of nose; 9, middle turbinated bone; 10, opening from the middle meatus; 11, orbital plate of superior maxilla; 12, frontomalar suture; 13, infraorbital groove; 14, antrum or maxillary sinus; 15, canal for anterior dental nerve and vessels exposed; 16, inferior meatus of nose; 17, alveolar process of the superior maxilla; 18, nasal surface of inferior turbinated bone; 19, groove for anterior palatine nerve and vessels; 20, palatal process of superior maxilla; 21, maxillary crest forming part of nasal septum; 22, vomer forming part of nasal septum.


Cunningham, D.J. Textbook of Anatomy (New York, NY: William Wood and Co., 1903)


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