634 



CONSTITUTION OF THE BLOOD IN 



He further states, that the ratio of red particles 

 in the human species, augments from infancy up 

 to the adult state, but diminishes after the age of 

 forty, up to seventy, (Recherches Experimen- 

 tales sur le sang humain, &c. par Prosper. 

 Denis.) 



Table representing the Relative Proportions of Dry Coagulum, 

 Albumen of Serum, and Water, found in the Blood of dif- 

 ferent Animals. 



facts, M. Quetelet represents the lumbar strength of the male as 

 greater than that of the female, during the early periods of life, 

 in the ratio of three to two ; and after full growth, nine to five ; 

 while at fifty years of age, it is one-third less in both. And it 

 will be seen hereafter, that whatever diminishes the process of 

 respiration, whether a diseased state of the lungs, (as in asthma, 

 pneumonia, and phthisis,) low diet, loss of blood, the depressing 

 passions, or protracted disease of any description, impairs the 

 process of sanguification, with all the energies of life. 



