INDEX 



133 



Miiller, Johannes, 66 



Muscular exertion, at high 



altitudes, 56 



lactic acid formation dur- 

 ing, 35, 41, 50 



Nerve, vagus, 21, 22, 23, 24, 



25, 26, 73 



Nerves, vaso-motor, 70 

 Nilsson, 25 

 Nitrogen metabolism, 83, 84 



relation to urea, 83 

 Nitrogen of urine, as index 



of blood alkalinity, 39 

 Normals of anatomy, 102 

 Nutrition, coordination in, 81 



Organic regulation, 108, 110 

 Organic regulation in tissues, 



104, 105 



"Organicism," 3 

 Organisation, manifestations 



of, 104 

 Organism, and mechanism, 



99 



as a machine, 91 

 "structure of," 99 

 Organism and environment, 



2, 98, 103 

 unity of, 98, 99 

 Oxidation, and oxygen sup- 

 ply, 4 



in starvation, 84 

 regulation of, 4 

 site of, 3, 4 

 Oxygen, 3, 4, 7 

 alveolar, 8, 10 

 regulation of supply, 42 



under compression in CO 



poisoning, 45 



Oxygen consumption, and 

 rate of circulation, 71, 76 



at high altitudes, 57 



in starvation, 4, 83 

 Oxygen deficiency, acclimati- 

 sation to, 47, 48, 49, 55, 

 58, 59 



adaptation to, 94 



and blood pressure, 75 



at high altitudes, 47, 49 



effect of, long continued, 

 47 



effect on alveolar CO2, 27 



effect on breathing, 7, 42, 

 43 



effect on kidney secretion, 

 65 



effect on physiological ac- 

 tivity, 90 



effect on respiratory cen- 

 tre, 47 



formation of lactic acid in, 

 35, 50 



in balloon ascensions, 43,, 

 44 



in CO poisoning, 44, 45 



in mines, 43 



regulation of breathing 

 during, 42, 43 



symptoms of, 42, 43 

 Oxygen percentage, in alve- 

 oli, regulation of, 10 



in blood, 28 



Oxygen pressure, effect on 

 alveolar CO 2 , 49 



