154 



FOOD INGESTION AND ENERGY TRANSFORMATIONS. 



J. J. C., 9*22 m a. m. to 8 h 13 m p. ra., March 21, 191 1. 64.8 kilograms. 

 Urinated at 7 h 15 m a. m. and 3 h 35 m p. m. First basal period, lay quietly; 

 second, very quiet, asleep last two minutes; third, very sleepy; fourth, fell 

 asleep and when aroused moved a little; fifth, still drowsy and coughed once. 

 Between second and third periods after coffee, more active than usual; in 

 fourth period after coffee, quiet but coughed once; fifth, very quiet but awake; 

 last period, coughed twice. Blood pressure: basal periods, 118, 110, 115, 113, 

 111 mm.; after coffee, 118, 123, 117, 1 122, 1 125, 122 1 mm. Nitrogen in urine 

 per hour 7 h 15 m a. m. to 3 h 35 m p. m., 0.43 gram. 



L. E. E , 8*42 m a. m. to 2 p. m., March 23, 1911. 59.5 kilograms. High- 

 carbohydrate diet preceding day. Urinated at 7 h 45 m a. m. and I h 26 m p. m. 

 A little nervous in fourth period after coffee, twitching feet and making 

 other slight movements. Blood pressure: basal periods, 120, 1 126, 1 HO 1 mm.; 

 after coffee, 126, 126, 130, 130, 129, 128, 130 mm. Nitrogen in urine per hour 

 7 h 45 m a. m. to I h 26 m p. m., 0.52 gram. 



C. H. H., 2 h 40 m p. m. to 3 h 50 m p. m., March 24, 1911. 54.9 kilograms. 

 Preceded by water-drinking experiment (see table 76, page 146); for data 

 regarding basal periods, see statistics for that experiment. Range in pulse 

 rate between 2 h 24 m p. m. and 2 h 34 m p. m. (after drinking coffee), 65 to 73. 

 Blood pressure: basal periods, 119, 122, 120, 120 mm.; after coffee, 115, 119, 

 119 1 mm. Nitrogen in urine per hour 8 h 15 m a. m. to 4 p. m., 0.27 gram. 



H. L. H., 8 h 30 m a. m. to 12*21 p. m., March 25, 1911. 60.4 kilograms. 

 Low-carbohydrate diet day preceding. Urinated at 7 h 40 m a. m. In last 

 basal period, some difficulty in breathing, due to slight cold; coughed once. 

 At end of second period after coffee, very slight leak in left nosepiece. Blood 

 pressure: basal periods, 101, 101, 102 mm.; after coffee, 107, 106, 1 117 mm. 

 Nitrogen in urine per hour 7 h 40 m a. m. to 12 h 30 m p. m., 0.53 gram. 



J. P. C., 12 h 10 m p. m. to 2 p. m., March 27, 1911. 73.1 kilograms. Pre- 

 ceded by water-drinking experiment (see table 77, page 146) ; for data regard- 

 ing basal periods, see statistics for that experiment. Blood pressure: basal 

 periods, 100, 102 1 mm. ; after coffee, 105, 125, HO, 1 116 mm. Nitrogen in urine 

 per hour Il h 53 m a. m. to 2 h 15 m p. m., 0.52 gram. 



TABLE 82. J. J. C., March 9, 1911. Lying. (Values per minute.) 



Coffee, black (56.2 to 58.3 C.): 



Amount, 325 grams; nitrogen, 0.28 gram; total energy, 45 cals. 



Fuel value: Total, 43 cals.; from protein, 16 p. ct.; from carbohydrates, 84 p. ct. 



'Single record. 



"Subject drank coffee between Il h 21 m and Il h 23 m a. m. 



