The Living Machine 



323 



those of exertion, emotion, injury, etc., all of which lead 

 to increase of energy change, while its continual adminis- 

 tration leads to symptoms of exhaustion siuih as disorders 

 of heart or kidney. Excessive doses of iodine also "cause 



Effect of the Kinetic Drive on The Tissues op the Body. 

 Above, left to right, section of normal cerobelhun, adrenal and liver; 

 below, sections of the same organs of a soldier who ' ' had snffered 

 from hunger, thirst and loss of sleep, had made the extraordinary forced 

 march of 180 miles from Mons to the Marne; in the midst of the great 

 battle was wounded by the explosion of a shell; lay for hours awaiting 

 help and died from exhaustion soon after reaeliing the ambulance. ' ' 

 From Crile, "The Kinetic Drive," "Journal of the American Medical 

 Association," Vol. LXV. 



all the phenomena of emotion and exertion, and inversely 

 . . . emotion, infection, exertion, etc., cause changes in the 

 iodine content of the thyroid." 



The results of the kinetii; diive are evident in changes of 

 the tissues. The brain of a man who has died from exhaus- 



