THE COCHLEA. 

 FIG. 236. 



605 



Transverse section through the membranous canal of the cochlea. (Cadiat.) 

 a, Striated zone of basilar membrane ; b, Pectinate zone of the basilar 

 membrane ; c, Perforated zone of basilar membrane through which the 

 nerves pass ; d, Nerve fibres from spiral ganglion ; e, Spiral ganglion ; /, 

 Limbus ; </, Keissner's membrane ; h, Tectorial membrane ; i, Internal rod 

 of Corti ; m, External rod of Corti ; o, p, p, Special cells receiving nerve 

 terminals; g, Epithelial cells covering the basilar membrane; s, Nerve 

 fibres ; t, Spiral ligament. 



