1907.] On Uric Acid and Heat Production in the Body. 545 



Table I. — Showing the Eate of Output of Uric Acid, in milligrammes per 

 hour, for the different periods of the day ending at the hours indicated 

 in the first column. 





A. 



Mean 

 of all the 

 16 days. 



B. 



Mean of 



four normal 



days before 



exposure to 



cold. 



C. 



First 



exposure to 



cold, without 



exercise, from 



2.50 to 5.30 



P.M. 



D. 



Cold + exer- 

 cise, from 

 4.10 to 6.50 • 



P.M. 



E. 



Exercise, 



warmly 



dressed, from 



3.10 to 5.50 



P.M. 



F. 



Second 



exposure to 



cold, without 



exercise, from 



2.50 to 5.30 



P.M. 



7 P.M. 



10 „ 



7 A.M. 

 10 „ 

 1 P.M. 



4 „ 



13-1 



14-7 

 10-9 

 18-6 

 14-5 

 13-9 



11-5 

 13*0 

 9*2 

 15-3 

 12'0 

 11-5 



19-5 

 21-1 

 17-1 

 28-7 



20-2 

 17-4 



6-2 

 20-4 

 12-4 

 20-7 

 19-2 

 19-6 



3-6* 



6-9 



9 2 



13-8 



11-0 



11-3 



17-7 

 15-5 

 14-7 

 21-6 

 14-7 

 14-9 



Total for 

 24 hrs. 



1 321-0 



259-0 



475-0 



369-0 



223-0 



386-0 



* This figure is almost certainly too high. 



Table II. — Total Daily Output of the various Urinary Constituents estimated. 



Date, 

 24 hours 

 ending 



4 P.M. 



Uric 

 acid. 



Total 

 nitrogen. 



Creatinine. 



PA- 



H 9 0. 



Air 

 temperature. 



6 p.m. Noon. 



Remarks. 



May 20 

 „ 21 

 „ 22 

 „ 23 

 „ 24 

 „ 25 



June 1 



„ 2 



,, 3 



„ 4 



26 ... 



27 ... 

 28 



29 ... 



30 ... 



31 ... 



Mean of \ 

 16 days J 



mgms. 



grammes. 



335 



16-25 



280 



17-37 



225 



18-22 



259 



17-40 



270 



17-73 



475 



18-81 



338 



18-74 



312 



17-57 



369 



17*88 



314 



17-59 



311 



17-07 



223 



17-98 



375 



18-62 



354 



18-95 



309 



19-39 



386 



20-11 



321 



18*10 



grammes. 



•51 



•48 

 •51 



•49 

 •49 

 •57 



1-56 

 1-54 

 1-46 

 1-43 



1-49 



grammes 

 3-27 

 3-69 

 3-77 

 3-74 

 3-35 

 4-04 



3-83 

 3-64 

 3 33 



4-20 

 3-93 

 3-65 



4-19 

 4-06 

 4-24 

 4-12 



3-89 



c.c. 

 1260 

 1582 

 1544 

 1378 

 1314 

 1083 



1295 

 1429 

 1295 



1616 

 1578 

 1002 



984 

 1266 

 1625 

 1608 



o 



o 



49 



47 



45 



51 



52 



53 



59 



65 



67 



65 



64 



70 



67 



57 



58 



61 



66 



57 



51 



54 



52 



54 



57 



64 



61 



64 



59 



58 



54 



54 



56 





2f hours stripped at 

 swimming bath at 

 beginning of this period 



2 1 hours' exercise stripped 

 and cold 



2 J hours' exercise heavily 

 dressed 



2f hours stripped at 

 swimming bath 



