132 



INDEX 



Lactic acid, formation during 

 muscular exertion, 35, 

 41, 50 

 formation in oxygen defi- 

 ciency, 35, 50 

 in urine after violent mus- 

 cular exertion, 41 



Lavoisier, 3, 108 



Law, periodic, 106, 107 



Liebig, 82, 83 



Life, conceptions related to, 

 100 



Life, mechanistic theory of, 

 108, 109, 110, 111, 112, 

 113, 116 



Liljestrand, 25 



Lindhard, 49, 51, 57 



Liquids, solution of gases in, 

 27 



Liver, destruction of red 

 blood cells by, 81 

 regulation of alkalinity of 



blood by, 39, 40, 51 

 regulation of blood sugar 

 contents by, 11 



Living matter, 109, 110 



Living structures, character- 

 istics of, 66 

 molecular activity in, 66, 67 



Ludwig, 34, 53, 63 



Lundsgaard, 36 



Lung epithelium, gaseous ex- 

 change by, 52, 53 

 function of, 61 

 oxygen secretion in rela- 

 tion to CO2 pressure, 62, 

 63, 64 



secretion of oxygen at high 



altitudes, 53, 54, 56, 57 

 selective secretion by, 62 

 Lungs, 4 

 blood changes in, ZZ 



"Materialism," 108 

 Matter, relationship of, 107 

 Mavrogorato, 23 

 Mayow, 3 

 Mechanism, 2, 99 

 and regulation of breath- 

 ing, 16 

 Mechanistic theory of life, 

 108, 109, 110, 111, 112, 

 113, 116 

 of regulation, 5 

 Medulla oblongata, 5, 21, 70 

 Memory, adaptation in, 97 

 Metabolism, effect on vaso- 

 motor nerves, 70 

 in regulation of circula- 

 tion, 75 

 nitrogen, 83, 84 

 of cell, 85 



on local blood flow, 70 

 Micro-organisms, immunity 



to, 95 

 Miners, effect of oxygen de- 

 ficiency in, 43 

 emphysema in, 19 

 Mines, CO poisoning in, 45 

 CO2 in air of, 18 

 gases in, 7, 18, 45 

 ventilation in, 19 

 Moreau, 62, 63 

 Mountain sickness, 55 



