120 



BIOLOGY OF DEATH 



males in the years from 5-20. This difference is prob- 

 ably connected, as before, with the greater physiological 

 disturbance of puberty in the female than in the male. 



S 





55 



Fia. 29. — Diagram showing the specific death rate at each age from breakdown of the 

 respiratory system (Group II). 



The lowest point of the respiratory curve falls in the 

 age group 10-15. Between the ages 25-70 there is a very 

 striking difference in the two sexes in respect of specific 



