79 
Balance of income and outgo of matter and energy. — Tables 92-95 
summarize the income and outgo of nitrogen, carbon, h} T drogen, and 
energy. 
Table 92.— Income and outgo of nitrogen and carbon — Metabolism experiment No. 25. 
Nitrogen. Carbon. 
Date. 
(a) 
In 
food. 
(6) 
In 
feces. 
(C) 
In 
urine. 
(d) 
Gain 
( + )or 
loss ( — ) 
a— 
(b+c). 
(e) 
In 
food. 
(/) 
In 
feces. 
(9) 
In 
urine. 
(h) 
In 
respira- 
tory 
prod- 
ucts. 
Gain 
( + )or 
loss ( — ) 
€~(f+ 
g+h). 
1900. 
Jan. 23-24, 7 a. m. to 7 a. m. . 
24-25, 7 a. rn. to 7 a. m. . 
25-26, 7 a. m. to 7 a. m . . 
Grams. 
17.7 
17.6 
17.7 
Grams. 
1.0 
.9 
1.0 
Grams. 
16.4 
16.4 
16.4 
Grams. 
+0.3 
+ .3 
+ .3 
Grams. 
270.9 
270. 9 
270.9 
Grams. 
9.7 
9.6 
9.7 
Grams. 
12.9 
12.9 
12.8 
Grams. 
218. 4 
216.1 
215. 3 
Grams. 
+29.9 
+32.3 
+33.1 
Total, 3 days 
53.0 
2.9 
1.0 
49.2 
16.4 
+ .9 
+ .3 
812.7 
29.0 
38.6 
12.9 
649.8 -+-95.3 
Average, 1 day 
17.7 
270. 9 
9.7 
216.6 
+31.7 
Table 93. — Income and outgo of water and hydrogen — Metabolism experiment No. 25. 
Water. 
Date. 
(a) 
In 
food. 
(6) 
In 
drink. 
(c) 
In 
feces. 
(d) 
In 
urine. 
(e) 
In 
respiratory 
products. 
(/) 
Apparent 
loss, 
a+b- 
(c+d+e). 
1900. 
Jan. 23-24, 7 a. m. to 7 a. rn 
24-25, 7 a. m. to 7 a. m 
25-26, 7 a. m. to 7 a. m 
Grams. 
1,078 
1,078 
1,078 
Grains. 
900 
900 
900 
Grams. 
48.6 
48.6 
48.6 
Grains. 
913.1 
1, 150. 
1,489.0 
Grams. 
879.0 
875.1 
836.9 
Grams. 
+ 137.3 
- 95.7 
-396. 5 
Total, 3 davs 
3, 234 
1,078 
2, 70G 
145.8 
3,552.1 2.591.0 
1,184.0 863.7 
-354.9 
900 
48.6 
-118.3 
' 
Hydrogen. 
Date. 
(9) (h) 
In In 
food. feces. 
In 
urine. 
(0 
Apparent 
gain, 
9-{h+i). 
(m) 
Loss from 
water, /-h 9. 
(») 
Total 
gain( + ) 
or loss (— ), 
l+m. 
1900. 
Jan. 23-24, 7a.m.to7a.ra 
24-25, 7 a. m. to 7 a. m 
25-26, 7 a. m. to 7 a. m 
Grams. \ Grams. 
39.7 1.4 
39.7 1.4 
39. 7 1. 5 
Grams. 
3.1 
3.1 
3.1 
Grams. 
+ 35.2 
+ 35.2 
+ 35.1 
Grams. 
+15.3 
-10.6 
-44.1 
Grams. 
+50. 5 
+24.6 
- 9.0 
Total, 3 days 
119.1 i 4.3 
39.7 ! 1.4 
9.3 
3.1 
+105.5 
+ 35.2 
+39.4 
+13.2 
+66.1 
+22.0 
