96 



WATOMICAL AND PHYSIOLOGICAL STUDIES ON 



Condensing all age groups into three (averages in table 67), 

 then the relation changes somewhat. From one to eleven days 

 the volume increases more than 100 per cent, while from eleven 

 to 213 days it increases only 13 per cent. 



2000 



u 3 



1800 

 1600 



1400 

 1200 



1000 

 800 

 600 

 400 

 200 



50 50 100 200 300 400 500 



< l.art 34 The volume of inner hair cells and of their nuclei, tables 67 and 69. 



Volume of inner hair cells. 



Volume of nuclei of inner hair cells. 



The data for the growth of the nuclei of the inner and outer 



hair cells are presented in tables 68 and 69. The weighted 



for the diameters of the nuclei (table 68) are large at 



the earlier Btages, but from twelve days decrease gradually till 



