STATISTICS OF EXPERIMENTS. 



27 



third period he said that he was not at all tired and was willing to continue 

 indefinitely, there was more movement than in the previous periods. The sub- 

 ject breathed very deeply, which was probably due to the fact that he had been 

 active in athletics while in college and had also sung a great deal. He was 

 considered an extremely good subject, as he was quiet and cooperated intelli- 

 gently. The results of the experiment are given in table 16. 



Table 16. Results of respiration experiment No. LI. 



1 Carbon dioxide eliminated per kilogram per minute, 3.08 c.c; oxygen absorbed per kilogram per minute, 4.23 c.c. 



Respiration Experiment No. L2. 



Date, September 27, 1910; body-weight without clothing, 66.5 kilos. 



After a breakfast at 7 h 45 m a. m., consisting of 36 gms. oatmeal (weighed 

 dry), 1.5 ounces of butter, 2 boiled eggs, a cupful of coffee, and half of a grape- 

 fruit, the subject came to the laboratory at 8 h 35 m a. m. He lay down upon 

 the couch at 8 h 38 m a. m., and the experiment began at 8 h 48 m a. m. The three 

 15-minute periods, with intermissions of 14 to 18 minutes, ended at 10 h 05 m a.m. 

 Surgeon's plaster was used to secure perfect closure of the mouth. After the 

 experiment the subject urinated at 10 h 10 m a.m. The results of the experiment 

 may be found in table 17. 



Table 17. Results of respiration experiment No. L2. 



> Subject ate breakfast at 7 h 45 a.m. 



! Carbon dioxide eliminated per kilogram per minute, 3 79 c.c: oxygen absorbed per kilogram per 

 minute, 5.02 c.c. The urine collected between 7 h 30 m a.m. and 10 h 10 m a.m. amounted to 

 434 c.c, specific gravity 1.016, and contained 2.72 grams of nitrogen and 3.7 grams of sugar. 



CASE M. 

 DESCRIPTION OF THE CASE. 



Male; born January 23, 1853; married; dentist; sugar found in urine in 

 1900; came under our observation January 6, 1908; condition November 11, 

 1912, active work. The earlier details of this case have been published in a 

 previous publication. 1 



Later history of the case. During the winter of 1909 and 1910 the patient 

 insists that he did more work than he ever did in his life before, working even 

 Sundays and until 11 o'clock at night. He used oil freely, often putting it on 



Benedict find Joslin, loc. cit., p. 152. 



