Ill] 



OF PARTS OR ORGANS 



185 



Weight of various organs, compared with the total weight of the human 

 body' (male). (From Vierordfs Anatomische Tahellen) 



Percentage increase 



Percentage of body-wt. 



Fig. 47. 



10 



Age in years 

 Relative growth in weight of brain, heart and body of man. 

 From Quetelet's data (smoothed curves). 



