INDEX 



499 



Output, see Cardiac output, Water output 

 Overshooting, during recovery, 371 

 Oxygen, consumption, man, 242, 372, 405; 

 various species, 252 

 debt or deficit, 343 £f. 

 paths of exchanges, mammals, 381 

 pulse, 406 



reciprocity with carbon dioxide, 345 

 recovery of content, man, 342 ff., 372 

 tolerance curve, man, 345, 392 



Pancreatic juice, loss of, dog, 60 

 Parameters, of exchanges, 139 ff., 386 ff. 

 Parathyroid, treatment with, dog, 60 

 Parts of organisms, water in, 151-167, 281 

 Paths of exchanges, 189 f., 274, 281, 381 

 Patterns, of exchanges, ix, 191 f . 



physiological, 298, 413, 421, 478 

 Periodicities, 75 

 Permeability, 258-263, 384 



coefficient, defined, 259, 388 



inconstancy of, 260 



to salts, 164 f . 



to water, 139, 145, 261 

 Peromyscus (deer mouse), 198, 277 

 Phascolosoma (worm), water in, 138-142, 



184, 186 

 Phosphorus, poisoning, 55 f ., 58, 59 



retention of, 225 

 Phylogeny, of regulations, 459 

 Physiology, comparative, 169 ff., 475 



descriptive, 427 ff. 



general, 205 



organ, 475 

 Physiometry, 436 

 Pig, heat load in, 305 

 Pinocytosis, 165 

 Pituitrin (infundin), and water exchange, 



55, 58 f . 

 Plants, water in, 148 f . 

 Plasma, concentrations in, 213 ff. 



volume of, 153-158, 166, 184, 213-224 

 Polyposia, 71 

 Polyuria, 71 

 Precision, of turnover, 82 



see also Economy quotient 

 Preferences, for environment, see Behavior 

 Pressure, arterial, recovery of, man, 352, 

 372; velocity quotients of, 352; turn- 

 over, 353 



osmotic, 255-257 



Procedures, of the investigation, 8, 285, 422, 



431 

 Properties, fixation of, 421 



as physiological variables, 282 

 Propylene glycol, velocity quotient of, dog, 



380 

 Protein, plasma, velocity quotient of, dog, 



380 

 Protozoa, water in, 146-148 

 Purposes, hypotheses of, 433 



Quotient, see Economy quotient, Respira- 

 tory quotient. Velocity quotient 



Rabbit, glucose of blood in, 336 

 heat load in, 305, 312-318 

 water in, 123-126, 182, 248-250 

 Races, and water exchanges, deer mouse, 



276 

 Random distributions, 74 

 Rapidity, of turnover, 82 

 Rat, water in, 126-132, 182, 250 f , 

 young, and water turnover, 265 

 Rates of exchange, maximal, 176, 178, 311, 

 314, 372 

 ratio of, water, 18, 174 

 variations of, 78-85, 175 

 Ratio, see Augmentation ratio. Modifica- 

 tion ratio 

 Reciprocal action, of paths of exchange, 35, 



381 

 Recovery, defined, 388, 397 

 exponential, 369, 380 

 net, 397 



rates of, see Exchanges 

 water, see Water, recovery 

 Refractive index, of plasma, dog, 218 f . 

 Regeneration, skin, see Skin 



tadpole taU, 354 ff . 

 Regulations, physiological, 437 ff.; classes 

 of, 439 ff.; history of, 437, 446; 

 meanings of. If., 437 ff.; multi- 

 ple, 446 f . ; specifications of, 443 

 Representation, of relations, methods, 425; 



by mapping, 427 f . 

 Reptiles, water in, 132-134 

 Resistance, to exchanges, 380, 439, 462 

 Respiratory exchanges, 381 



quotient, dog, 361 

 Resultant, of correlated components, 416 

 Returns, of water, 23, 90, 289 

 Reversibility, of exchanges, 382 

 of loads, 371, 447, 465 f. 



