40 



METABOLISM DURING WALKING. 



Subject, B.C. B. 



TABLE 2. Typical record of walking experiment. 

 Date, February 2, 1916. 



Grade, 25 p. ct. 



Last meal, 7 p.m.: Lamb broth, roast boaf. Hashed potatoes, squash, three slices bread and 

 butter, apple pie. 



Body-weight, with clothing: 9:15 a.m. 61.53 kg. 



llOO p.m. _61.00 te. 

 Average 61. 27 'kg. 



Period I. 



Began walicing, 10:00:00 a.m. 

 Period began, 10:13:20 a.m. 



Air-current used = 100 liters per minute. 

 Duration of period, 12 min. 22-3/5 sec. 



or 12.387 min. 



Oarbon dioxide. 



Absorbers 

 BB + V 



Absorber 900 

 Total C0 2 



(End 1913.59 gma. 



< Start 1884.19 ems. 



[Difference 29.40 gms. 



4.28 ems. 

 33.68 gms. 



fB 

 Absorber ) g . 



900 I 



^Difference 



2574.42 gms. 



2570.14 gms. 



4.23 gms. 



Log. 0.5091 

 Log. total 

 Log. volume COg 



9.70580 - 10 



1.52737 



1.23417 = 17.15 liters. 



Oxygen. 



Meter. Temperature. Barometer 



End 854.60 liters 18.0' C. 772.1 nm. 



Start 854.12 liters 17.8* C. 772.6 mm. 



Difference 20.46 liters Av.l79* C. 772.4 ran. 

 Valve correction 0.09 liter 

 Corrected meter 20.57 liters 



Barometer temp, 

 21.4' C. 

 21.1* C. 

 21.3' C. 



Barometer 



Correction for temperature 



Correction for aqueous 



vapor at 17.9 C. 

 Corrected barometer 



772.4 mm. 



2.7 ma. 



769.7 nm. 



15.2 mn 

 754.5 mm. 



Log. meter factor 



Log. reduction to C. 



90. 9/ 



Valve correction. 



Start +2 mm. 



TM -0 nun. 



Diff . +2 inn. 



= -tO.09 liter. 



0.00294 

 9.97237 - 10 



9.99685 - 10 



f754.E\ 

 Log. reduction to 760 mmJ 76 Q y 



Log. corrected meter {20,97 liters) 1.31323 

 Lo. volume 0, 1.28539 = 19.29 



liters 



Respirator? quotient. 



Log. volume C0 2 1.23417 



Log. volume 2 1.23559 



Log. respiratory quotient 9.94878 - 10 



0.89 



Carbon dioxide uer minute. 



Log. volume COg in c.c. 

 Log. time (12.387 min. ) 

 Log. CO., per min. in o.c. 

 COg per min. 



4.23417 

 1.09272^ 

 3.14145 

 1385 O.C. 



Osygen rer minute. 



Log. volume Og In c.o 4.28539 

 Log. time (12.387 min.) 1.09272 

 Log. 2 per min. In c.c. 3.19267 

 2 per min. 1553 c.c. 



Ventilation. 



Ventilation adder wheel. 

 Start 0.00 



End 85.75 



No. of revolutions 83.75 s 4.9 liters = 410.38 liters. 



Remvlratlon rate. 



...410 1 58 _ 33.13 liters per min. 



12.387 man. or 2 o.75 uters per 

 min. (reduced ) . 



Counter. 

 End 3249 



Start 2974 _ 



Difference 275 



275_ 



12.387 min. 



22.1 per min. 



