Lunch.—Cream of celery soup 100 grams, bread 35 grams, butter 10 grams, farina croquette 88 grams, potato 150 grams, stewed prunes 176 grams.

Dinner.—Tomato soup 150 grams, Hamburg steak 77 grams, potato 150 grams, spinach 75 grams, farina croquette 107 grams, syrup 48 grams, bread 30.5 grams, butter 7.5 grams, cream pie 162 grams.

Food.Grams.Per cent Nitrogen.Total Nitrogen.
Bread35×1.64=0.574grams.
Butter10 + 7.5 =17.5×0.15=0.026
Farina croquette88×0.74=0.651
Potato150×0.26=0.390
Prunes176×0.17=0.299
Cream of celery soup100×0.48=0.480
Tomato soup150×0.19=0.285
Hamburg steak77×3.96=3.049
Potato (fried)150×0.46=0.690
Spinach75×0.54=0.405
Bread30.5×1.82=0.555
Cream pie162×0.93=1.507
Farina croquette107×0.76=0.813
Syrup48×0.024=0.012
Total nitrogen in food9.736grams.
Total nitrogen in urine8.710
Fuel value of the food2151 calories.

NITROGEN BALANCE.—Schenker.

Nitrogen
Taken in.
Output.
Nitrogen in Urine.Weight of Fæces (dry).
May1810.269grams.8.77grams.8.0grams.
198.2398.7341.0
2015.54512.4826.5
219.9778.7643.4
2210.7419.9829.0
2312.16710.0414.7
249.7368.7120.5
11.0
193.4grams contain
6.50% N.
76.67467.47+12.571grams nitrogen.
76.674grams nitrogen.80.041grams nitrogen.
Nitrogen balance for seven days=-3.367grams.
Nitrogen balance per day=-0.481gram.

Average Intake.

Calories per day2486.
Nitrogen per day10.95 grams.