DIGESTIBILITY AND AVAILABILITY OF FOOD. 



195 



DETAILS OF METABOLISM EXPERIMENT NO. 77. 



This experiment, forming the part of metaboHsm experiment 

 No. 13 spent in the respiration chamber, began with breakfast 

 November 8, 1898, and continued three days. As this was a 

 rest experiment the subject, E. O., was to remain as quiet as 

 practicable while within the respiration chamber, but he moved 

 about rather more than in earlier and later experiments of a 

 similar kind. His weight without clothing at the beginning 

 of the experiment was 69.4 kilos and at the end 69.6 kilos. 



Table 95. 

 Digestion experimeiit No. jj. 



During this experiment the subject eliminated S361.7 grams 

 urine, containing 76.5 grams nitrogen. The average nitrogen 

 balance per day was therefore as follows: Income in food, 

 18.7 grams; outgo in urine, 19.5 grams, and in feces, i.i 

 grams; implying a loss of 1.9 grams nitrogen, corresponding 

 to II. 7 grams protein. 



