INDEX 



415 



Oxidations, protoplasmic, 48, 50, 

 5i> 53 > 555 relation to structure, 

 55, 206 n.; relation to synthesis, 

 growth, recovery, etc., 403 



Oxygen-consumption, influence of 

 narcotics on, 195, 2032,; influ- 

 ence of salts on, 118 



Parthenogenesis, artificial, 352 £f. 



Partition-coefiicients, relation to 

 ■narcotic action, 83, 190 ff. 



Partition method, of determining 

 permeability, 115 



Passivity in metals, 254. See 

 Iron, passive 



Permeability, loi ff., 132 ff.; 

 changes in relation to stimula- 

 tion and activation, 207 ff., 297, 

 302, 337 ff., 346 ff.; electrical 

 conditions in, 146 ff.; factors in, 

 133; influence of narcotics on, 

 207, 209; influence of salts on, 

 174 ff.; methods of determining, 

 112 ff.; physiological, 103, no, 

 134; of plasma membranes, 

 106 ff., 132 ff., 154, 163, 171, 

 178 ff.; relation of chemical 

 composition to, 143 ff-; relation 

 of structure to, 135 ff. 



Phase-boundaries, 22, 23; cata- 

 lytic effects at, 244; proto- 

 plasmic, 192, 196 



Phase-relations, in emulsions, re- 

 versal of, 178, 179 



Photocatalysis, 235 



Physiology, scope of, 2 



Plasmolysis, 113, 114 



Platinum, catalytic action of, 237, 



245 . 

 Polar disintegration, 277, 360 



Polar secretion, 360 



Polar stimulation, 383 ff. 



Polarity, morphological, electrical 

 factors in, 400 ff . 



Polarizability, changes of, during 

 stimulation, 357 ff.; of living 

 protoplasm, 280, 357, 358; rela- 

 tion to semi-permeabUity, 297 



Polarization, electrical, 98, loi, 

 159, 181, 274 ff.; relation to 

 stimulation, 273, 278 ff., 380 ff. 



Polarization, physiological, 284, 



344, 381 

 Polarization-currents, 280, 281, 



357 

 Potassium salts, 156 ff. 

 Potential, chemical, 219 



Potential, electric, 219; variations 

 during periodic catalysis, 249 ff.; 

 variations during transmission 

 in passive iron, 253, 298, 314; 

 variations in living cells. See 

 Bioelectric variations 



Protective action, of colloids, 

 231 ff. 



Proteins, relation to specificity, 

 31 ff. 



Protoplasm, electrical sensitivity 

 of, 46, 274 ff.; general charac- 

 ters, I ff.; physical characters 

 of, 48 ff.; reactivity of, 44 ff., 

 259 ff.; specific synthesis in, 

 35 ff.; structural changes during 

 activity or stimulation, 348 ff.; 

 structure of, 19, 56, 57, 58, 

 61 ff., 66 ff. 



Radioactivity, 172 



Reactivity, of living matter, 29, 

 30, 43 ff. See Irritability 



Receptors, 266 



Refractory period, 127, 297, 

 337 ff.; influence of chemical 

 conditions on, 340; in plants, 

 374; relation of membrane 

 changes to, 344, 395; relations 

 to bioelectric variation, 338 ff.; 

 temperature-coefficient, 341; 

 time-relations, 340 



Regeneration, 5, 17, 401; relation 

 to nucleus, 17 



Regulation, 2, 9, 10, 29, 30; as 

 general property of stationary 

 systems, 50 



Reproduction, 2, 45 



