DIGESTIBILITY AND AVAILABILITY OF FOOD. 221 



DETAILS OF DIGESTION EXPERIMENT NO. 200. 



This experiment formed a part of metabolism experiment 

 No. 44, a work experiment with an excess of carbohydrates 

 in the diet. It began April 2, 1901, and continued four days. 

 The subject, J. C. W., weighed in underclothes 78. 9 kilos at 

 the beginning and 78.7 kilos at the end of the experiment. 



Table 121. 

 Digestion experiment No. 200. 



During this experiment the subject eliminated 8242.5 grams 

 urine, containing 67.7 grams nitrogen. The average nitrogen 

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

 17.8 grams; outgo in urine and perspiration, 17.3 grams, and 

 in feces, 2.6 grams; impl3dng a loss of 2.1 grams nitrogen, cor- 

 responding to 13. 1 grams protein. 



