STATISTICS OF EXPERIMENTS. 



43 



Respiration Experiment No. PI. 



Date, September 25, 1911. Body-weight without clothing, 40.9 kilos. 



On the morning of the experiment the subject came to the laboratory, 

 fasting, having had only a cupful of moderately strong coffee at 7 a. m. He lay 

 down upon the couch at 7 h 32 m a. m.; mosquito netting was thrown over his 

 face, shoulders, and arms; his feet were crossed and his arms folded upon his 

 chest. The experiment began at 8 h 54 m a. m., continuing for three 15-minute 



Table 41. Results of respiration experiment No. PI. 



1 Subject drank a cup of coffee (quite strong) at 7 a.m. 



2 Carbon dioxide eliminated per kgm. per minute, 3.69 c.c; oxygen absorbed per kgm. per minute, 5.26 c.c. 



periods, with intermissions of 14 to 17 minutes. In the first period he un- 

 crossed his feet at 9 h 04 m a. m. In the third period he moved his arm to his 

 side, as it felt cramped. Aside from these movements, the subject was quiet 

 and awake throughout the experiment. Previous to the experiment, he uri- 

 nated at 7 a. m., and at 8 h 30 m a.m. he urinated and defecated. The results of 

 the^experiment are given in tables 41 and 42. 



Table 42. Statistics of urine Respiration experiment No. PI. 



1 Subject drank a cup of strong coffee at 7 a.m. 



Respiration Experiment No. P2. 



Date, September 29, 1911. Body-weight without clothing, 39.7 kilos. 



This was the initial experiment of Series I, and was divided into two parts, 

 the first part following a fast, and the second following the ingestion of food. 



The subject arrived at the laboratory, without breakfast, at 7 h 40 m a. m., 

 and lay down upon the couch at 7 h 52 m a. m. At 8 h 01 m a. m. he drank a glass 

 of water. The fasting portion of the experiment began at 8 h 20 m a. m., con- 

 tinued for three periods of 14 to 15 minutes, and ended at 9 h 28 m a. m. The 

 subject then ate 375 grams of cooked oatmeal and 45.5 grams of cream, taking 

 at the same time 4 grams of sodium bicarbonate in 100 c.c. of water, and 

 drinking 200 c.c. of cold water. The food was taken between 9 h 42 ra a. m. and 

 10 h 34 m a. m., although not all at one time. He urinated at 9 h 30 m a. m., and lay 

 down on the couch again at 10 h 35 m a. m. for the final periods of the experiment ; 

 four 15-minute periods followed, beginning at 10 h 51 m a. m. and ending at l h 04 m 

 p. m. He urinated at ll h 41 m a. m. and again at l h 26 m p. m., after the experi- 

 ment was over. The mouthpiece was used in all of the periods, the pulse and 

 respiration rates being taken in the usual manner. After the third fasting 



