84 



THE SKELETON 



Fig. hi.— The Skill ix Horizoxtal Section. 



ETHMOIDAL FISSURE FOR NASAL 



NERVE 

 ANTERIOR ETHMOIDAL CANAL (FOR 

 NASAL NERVE) 



ETHMOIDAL FORAMINA FOR OLFAC- 

 TORV NERVE 



OPTIC FORAMEN (FOR SECOND OR 

 OPTIC NERVE) 



FORAMEN ROTUNDUM (SECOND 

 DIVISION OF FIFTH NERVE) 



FORAMEN OVALE (THIRD DIVISION 



OF FIFTH NERVE) 

 NOTCH FOR SIXTH NERVE 



DEPRESSION FOR FIFTH NERVE 

 HIATUS FALLOPII 



INTERIOR AUDITORY MEATUS 

 (SEVENTH AND EIGHTH NERVES) 



JUGULAR FORAMEN (NINTH, TENTH, 

 AND ELEVENTH NERVES) 



ANTERIOR CONDYLOID FORAMEN 

 (TWELFTH NERVE) 



