SMELL 



363 



Fig. 115.— Vertical Lonoitudinal Sections of the Nasal Cavity. 



The upper flexure represeutB the outer wall of the left nasal cavity ; the 

 lower figure the right side of the middle partition, or septum {Sp.) of the 

 nose which forms"the inner wall of the right nasal cavity. 1, the olfac- 

 tory nerve and its branches; V, branches of the fifth nerve ; Pa. the 

 palate, which separates the nasal cavity from that of the mouth ; *. i , 

 the superior turbinal bone ; 71/. r, the middle turbmal ; /.7 themfenor 

 turbinal The letter / is placed in the cerebral cavity ; and the partition 

 on which the olfactory lobe rests, and through which the filaments of the 

 olfactory nerves pass, is the cribriform plate. 



