Template:Wada1923 table49

From Embryology
Online Editor - TABLE 49 (to be formatted) 

TABLE 49 Greatest height of the tunnel of Corti on age (charts 21 and 22}


AGE


BODY WEIGHT


TURNS OP THE COCHLEA M


I


II


ill


IV


Average


days


grams







1


5









3


8









6


11









9 1


10









12


13


29


33


39


37


35


15


13


31


34


42


46


38


20


29


37


42


52


56


47


25


36


39


41


54


56


48


50


59


38


41


53


57


47


100


112


38


43


51


56


47


150


183


37


41


49


54


45

257


137


38


43


51


56


47


366


181


37


41


52


53


46


546


255


36


39


48


53


44


Ratios 12 25 days 12546 " 25546 "


1.4 1.3 0.9


1 In one case nine days old which could hear the space was found through all the turns of the cochlea.