INDEX 
Alveolar oxygen pressure, at 
high altitudes, 61 
Alveoli, aqueous vapour in, 
13, 14 
COz percentage in, 8, 9, 13 
Ammonia, formation in aci- 
dosis, 39 
formation in intestines, 39 
in regulation of blood al- 
kalinity, 38, 39 
Anglo-American expedition, 
47, 49, 51, 55, 56, 94 
Apnoea, 6, 9, 22 
after forced breathing, 9, 
46, 47 
artificial 
ing, 25 
chemical, 22 
COzg in alveoli and arterial 
blood in, 22, 9 
“vagus,” 22 
Aqueous vapour, in alveoli, 
13, 14 
Arterial gas pressure, 71, 72 
regulation of, 72 
Arterial pressure, regulation 
of, 73 
Artificial respiration, 25 
during apnoea, 25 
and Hering-Breuer inhibi- 
tion, 25 
respiration dur- 
Bainbridge, 73 
Balloon ascensions, acclima- 
tisation in, 59 
effect of oxygen want in, 
43, 44 
125 
Barcroft, 31, 34, 50, 69, 71 
Barometric pressure, rela- 
tion to partial pressure 
of COs, 13 
relation of pressure and 
percentage of alveolar 
COzg to, 14 
Bernard, C., 3, 45, 68, 70, 76, 
77, 81 
Bert, P., 13, 44, 49 
Bichat, 3 
Biological phenomena, inter- 
pretation of, 107 
Biology, 103, 116, 118 
Biot, 62 
Black, 3 
Bleeding, effect on blood vol- 
ume and regeneration of 
red blood cells, 80, 81 
effect of repeated, 81, 95 
Blood, absorption curve of 
carbon dioxide in, 32, 33, 
34 
arterial gas pressure of, 71, 
72 
as the internal environ- 
ment, 76 
behaviour of albuminous 
substances in, 32 
capacity for taking up COs, 
41 
carbon dioxide in, 27, 32 
changes in lungs, 33 
colour of, 6, 7 
dissociation curve as reac- 
tion index of, 31 
