68 
MUSCULAR WORK 
Table 84. — Results with subject M. A. M. (without food) . 
Date and time. 
Duration. 
Carbon 
dioxide 
eliminated 
per minute. 
Oxygen 
absorbed 
per 
minute. 
Respira- 
tory 
quotient. 
Aver- 
age 
pulse- 
rate. 
Average 
respira- 
tion-rate. 
Cur- 
rent. 
Revolu- 
tions per 
minute. 
Mar. 26, 1912. 
Lying: 
8 h 43 m a.m 
9 05 a.m 
9 27 a.m 
Work: 
10>> 01-na.m.i 
10 40 a.m. 2 
Lying: 
ll h 05 m a.m. 3 
11 28 a.m 
11 48 a.m 
min. sec. 
14 21 
14 43 
14 41 
10 10 
10 34 
15 07 
14 47 
14 45 
c.c. 
210 
202 
2,057 
2,223 
234 
215 
220 
c.c. 
232 
235 
232 
2,206 
2,368 
264 
250 
249 
0.91 
.86 
.93 
.94 
.89 
.86 
.88 
60 
55 
56 
156 
162 
86 
76 
76 
20 
19 
20 
30 
32 
28 
22 
20 
amp. 
1.5 
1.5 
98.3 
100.5 
1 Work was begun at 9 h 46 m a.m. Between 9 h 46 m a.m. and 10 h 01 
rate of 81 revolutions per minute. 
2 Between the two work-periods the average speed was 87 revolutions per minute. 
was perhaps rather labored toward the end. 
3 Work was finished at 10 h 52 m a.m. The subject lay down at 10 h 55 m a.m. 
a.m. the subject rode at the average 
The subject's breathing 
Table 85. — Results vrith subject M 
. A. M. (without food) . 
Date and time. 
Duration. 
Carbon 
dioxide 
eliminated 
per minute. 
Oxygen 
absorbed 
per 
minute. 
Respira- 
tory 
quotient. 
Aver- 
age 
pulse- 
rate. 
Average 
respira- 
tion-rate. 
Cur- 
rent. 
Revolu- 
tions per 
minute. 
Mar. 27, 1912. 
Work: 
9 h llma.m.1 
Lying: 
9<> 32™ a.m.» 
9 54 a.m.' 
10 18 a.m.* 
Work: 
10 h 49"> a.m.« 
11 19 a.m.« 
Lying: 
llh 40m a .m.' 
12 01 p.m 
min. sec. 
10 13 
16 04 
16 03 
15 55 
10 08 
10 08 
14 24 
14 51 
c.c. 
2,166 
261 
223 
214 
2,246 
2,066 
255 
221 
c.c. 
2,257 
255 
256 
247 
2,327 
2,333 
310 
238 
0.96 
1.02 
.87 
.87 
.97 
.89 
.82 
.93 
160 
88 
75 
78 
160 
168 
94 
92 
36 
24 
20 
20 
34 
40 
is 
amp. 
1.5 
1.5 
1.5 
101.6 
102.5 
95.2 
1 Work was begun at 8 h 19 m a.m. Between 8 h 19 m a.m. and 9 h ll m a.m. the subject rode at the average rate 
of 93 revolutions per minute. 
2 The first work-period was finished at about 9 h 21 m a.m. The subject immediately lay down. 
3 The breathing was extremely irregular, even for this subject. Periods of almost complete apnoea occurred 
which were of 15 to 20 seconds' duration. 
* Breathing was still irregular, though the apncea was not so marked. 
6 Work was resumed at 10 h 38 m a.m. Between 10 h 38 m a.m. and 10 h 49 m a.m. the average speed was 87 revs. 
per minute. Subject said he never felt keen to work now and feared he was getting a little stale. 
• Between periods the average speed was 99 revolutions per minute. During this period the work was well 
enough done, but the speed fell off after about 6 minutes. He became very tired. 
1 Work was finished at ll h 30 m a.m. The subject lay down immediately. 
Table 86. — Results with subject M. A. M. (without food) . 
Date and time. 
Duration. 
Carbon 
dioxide 
eliminated 
per minute. 
Oxygen 
absorbed 
per 
minute. 
Respira- 
tory 
quotient. 
Aver- 
age 
pulse- 
rate. 
Average 
respira- 
tion-rate. 
Cur- 
rent. 
Revolu- 
tions per 
minute. 
Afar. 28, 1912. 
Work: 
8>> 58"> a.m.» 
Lying: 
9 h 20 m a.m.2 
10 06 a.m 
Work: 
10 h 37"° a.m.» 
11 10 a.m.* 
Lying: 
llh 28"> a.m.* 
11 47 a.m 
min. sec. 
10 24 
15 45 
15 15 
14 59 
10 30 
10 12 
14 15 
14 14 
c.c. 
1,505 
209 
201 
209 
1,806 
1,658 
241 
223 
c.c. 
1,861 
298 
262 
261 
2,110 
1,909 
323 
313 
0.81 
.71 
.77 
.80 
.86 
.87 
.75 
.72 
132 
69 
63 
63 
150 
168 
83 
79 
28 
24 
20 
22 
32 
32 
28 
24 
amp. 
1.5 
1.5 
1.5 
79.7 
91.5 
83.6 
1 Work was begun at 8 h 07 m a.m. Between 8 h 07 ra a.m. and 8 h 58 m a.m. the average speed was 79 revolu- 
tions per minute. During the period the work was always done with effort, and the subject looked 
sullen and exhausted. He complained that he was extremely stiff and tired and could not work. He 
did the work steadily, when once he was started. 
2 The first work-period was finished at 9 h 09 ra a.m. The subject lay down at 9 h 12 m a.m. 
8 Work was resumed at 10 h 27 m a.m. Between 10 h 27 m a.m. and 10 h 37 m ,a.m. the average speed was 89 revs. 
per minute. During the period work was done with comparative ease. Perspiration very profuse. 
4 In the interval before this period the average speed was 70 revolutions per minute. Perspiration was profuse. 
5 Work was finished at about ll h 20™ a.m. The subject lay down at ll h 24 m a.m. 
