CONTENTS. 



VII 



Page 



The calorimeter system and measurements 

 of heat Continued. 



The ergometer 164 



Correction for the magnetization of 



the fields of the ergometer 166 



Blanks used for heat records 166 



Tests of the accuracy of the heat-measuring 



apparatus 169-176 



Electrical check tests 169-174 



Electrical unit used i? 1 



Length and duration of experiments 173 



Results of electrical check experiments... 174 

 The combustion of ethyl alcohol as a check 



on the heat measurements 174-176 



Heat of combustion of alcohol 175 



Results of alcohol check experiment 176 



Experiment with man I77- J 93 



Measurement of intake and output of 



material 177 



Measurement of intake and output of 



energy 178 



Page 

 Experiment with man Continued. 



Analytical methods 178 



Metabolism experiment No. 70 178-193 



Subject 178 



Food 179 



Routine of experiment 179 



Statistics of food, feces, and urine 180 



Statistics of water eliminated 181 



Statistics of carbon dioxide eliminated... 182 



Statistics of oxygen consumed 183 



Respiratory quotient 184 



Summary of calorimetric measure- 

 ments 185 



Intake and output of material and en- 

 ergy 187 



Gains and losses of body material 187 



Body weight 190 



Intake and output of energy 190 



Calculations of energy of body material 



gained and lost 192 



Conclusion 193 



