SYMPATHETIC CELLS: ALBINO RAT 299 
TABLE 7 
Showing the changes in the number of young cells from the period just prior to puberty 
to the end of one year. Superior cervical sympathetic ganglion—albino rat 
NUMBER OF YOUNG 
SEX AGE BODY WEIGHT Raine 
days grams 
of 60 51.6 470 
°) 62 53.8 471 
of 89 143.5 362 
g 88 73.0 345 
ot 124 15Le1 326 
2 124 107.1 252 
rot 171 198.2 242 
} 171 123.8 207 
ot 365 186.0 105 
Q 365 170.6 102 
Sure jit) Ale)? 
Ratios: {9 1:0 
Number of youngcells 
Bw 
SEAR ER eso eseeeees 
aI eS FT hehe 
SRE AAS RSA 
ia 
pan Ba 
0 100 150 200 ne sane 350 
Chart 4 Based on table 7. Showing the changes in the number of young cells 
in the superior cervical sympathetic ganglion of the albino rat between sixty and 
365 days of age. Males ——————. Females --------------- ; 
