37 
DIGESTION EXPERIMENT No. 390. 
K/n<l of food. — Grapes, Brazil nuts, and granose, with small 
quantities of tomatoes, milk, and olive oil. 
Subject.—?!. S. M. 
Weight (vrith clothing). — At the beginning and end of the experi- 
ment, 56. 2 kilograms (124: pounds). 
Duration. — Four days, with twelve meals, beginning with breakfast 
December 3, 1901. 
Table 17. — Results of digestion experiment No. 390. 
Carbohydrates. 
Sam- 
ple Kind of food. 
No. 
Weight Total Xj 
Of rna- organic ' * 
terial. matter. 
gen. 
Pro- 
tein. 
Fat. 
Sugar. 
starch, 
etc. 
Ash. 
Heat of 
combus- 
Fiber. 
205a Grapes. Tokay 
202a Grapes. Muscat . . . 
207a Grapes. ( "orniehon 
211a Grapes. Verdal .. 
243 Granose 
210 Brazil nuts 
32 Tomatoes 
9 Milk 
49 Olive oil 
Grams. 
Grams. 
Grams. 
1,456 
144. 73 
1.21 
1,048 
134. 76 
Lis 
2,073 
205. 02 
1.69 
1,166 
130. 48 
.99 
1.275 
1, 103. 33 
22. 32 
467 
429. 88 
14.78 
118 
6.13 
.17 
0( 
7.01 
.30 
Grams. 
7.34 
10.57 
6.18 
139. 48 
92. 37 
.1.06 
1.88 
Grams. 
1.75 
3. 25 
3.32 
5. 36 
13. 13 
295. 67 
.47 
Grams. 
Grams. 
Grams. 
130. 75 
4.66 
3.35 
120. 40 
3.77 
"• 
181. 59 
9.54 
" B 
114.39 
4.55 
4. 20 
948. 40 
2. 32 
28. -1 
28. 02 
13. 82 
16.91 
3.89 
.71 
.59 
2. 85 
.40 
Calories. 
613 
578 
3,402 
29 
43 
Total 
9 9.00 
9.00 
84 
7,669 2.170.34 
42. 64 
266. 45 
334.23 1.530.29 
39.37 
61.84 | 
11.174 
26a Feces (water-free i 168.51 145.33 
Amount digested 2. 025. 01 
Per cent digested 93. 31 
Energy of urine 
Energy of food 
oxidized in the 
body 
Per cent of energy 
utilized 
6.21 
36. 43 
85.44 
227. 6-5 
52. 41 39. 07 
281.82 1.491.22 
84. 32 97. 45 
15. 05 
24. 32 
61.77 
23. 18 
38. 66 
62.52 
943 
10. 231 
91.56 
285 
9,946 
89. 01 
During the experiment the subject eliminated 1.995 grams urine. 
containing 0.138 per cent or 21.88 grams nitrogen. The average 
daily nitrogen balance was therefore as follows: Income in food 10.66 
grams: outgo in urine 5.17 grams, and in feces 1.55 grams: indicating 
a gain of 3.61 grams nitrogen, or 22.75 grams protein. 
The subject appeared to be well satisfied with this diet. 
DIGESTION EXPERIMENT NO. 393. 
Kind of food. — Grapes and walnuts, with a small quantity of 
granose. 
Subject. — W. S. M. 
Weight {with clothing). — At the beginning of the experiment 55.8 
kilograms (123 pounds) and at the close 55.3 kilograms (122 pounds). 
Duration. — Four days, with twelve meals, beginning with breakfast 
December 10, 1901. 
