VOL UME OF INSPIRA TION AND EXPIRA TION. 



75 1 



From numerous observations upon men, Hutchinson found that the vital 

 capacity was influenced by the height, weight, and age of the subjects. The 

 following table shows the progression of the vital capacity with the stature 11 : 



1 Phil. Trans., London, vol. xxx. p. 757. 



'Statical Essays," 2nd ed., London, 1731, vol. i. p. 243. 



' Chem. and Phil. Remarks," p. 410. 



'Chemistry of Animal Bodies," 1843, p. 610. 



' Connexion of Life with Respiration," London, 1788. 



' On Respiration," Edinburgh, 1796. 



' Essays and Observations, Physical and Medical," 1795, p. 48. 



' On the Effects of Arts, Trades, etc., upon Health," London, 1831, p. 21. 

 9 Loc. cit. 10 Arch.f. d. ges. Physiol., Bonn, 1891, Bd. 1. S. 363. 



11 1 Foot = 304-8 mm.; 1 inch = 25 '4 mm. ; 1 cubic inch = 16 -4 c.c. 



