164 



FOOD INGESTION AND ENERGY TRANSFORMATIONS. 



TABLE 93. J. J. C., May 12, 1910. Sitting. (1-hour periods.) 



Beef tea (932 grams, 15.5 C. ; 290 grams, 38 C.) : 



Amount, 1,222 grams; nitrogen, 5.62 grams; total energy, 214 cals. 

 Fuel value: Total, 165 cals.; from protein, 87 p. ct. ; from fat, 7 p. ct. ; from carbohy- 

 drates, 6 p. ct. 



Nitrogen in urine, 1.03 grams per hour (in first two periods). 1 



Basal values (May 12, 1910): CO2, 25 grams; Oj, 20 grams; heat, 3 79 cals.; respiratory 

 quotient, 0.92. Nitrogen in urine, 0.34 gram per hour. 



'Sample obtained previous to these periods, but also following the ingestion of beef tea, con- 

 tained 0.85 gram nitrogen per hour. 

 *Heat eliminated corrected for change in body- weight, but not for change in body- temperature. 



TABLE 94. J. R., May 13, 1910. Sitting. (1-hour periods.) 



Beef tea (44.1 C.) : 



Amount, 314 grams; nitrogen, 1.26 grams; total energy, 48 cals. 



Fuel value: Total, 37 cals.; from protein, 86 p. ct.; from fat, 7 p. ct. ; from carbohydrate!, 



- 7 p. ct. 



Basal values: CO-,, 26 grams (May 13, 1910); O 2 , 22.5 grams (March 21 to May 13, 1910); 

 heat, 1 80 cals. (May 13, 1910). 



'Heat eliminated corrected for change in body-weight, but not for change in body- temperature. 

 'Sample included amount for 3J hours, without food, preceding drinking of beef tea. 



