594 



IXDEX. 



Pepton-injection, toxicity of, 316 

 Peptones, absorption of, in the stomach, 313 



,1. ■Unit ion of, 292, 295 



effecl of, on blood coagulation, 62 



proper! ies of, 294, 577 

 Perfusion cannula. 187 

 Peripheral reflex centres, 178 

 Peristalsis, definition of, 372 



intestinal, 382 



of the stomach, :;7!> 



of the ureters. 389 

 Permeability of the capillary walls, 70 

 Peroxide of hydrogen, 505 

 Pettenkot'er's reaction for hile acids, 324, 544 

 Pexinogen granules, 242 

 Ptlimer's hypothesis of the structure of proto- 



plasm, '.'•'> 

 Phagocytosis, 48 



Pharynx, deglutition in the, 373 

 Phenaceturic acid, 569 

 Phenol, 569 



elimination of, 340 

 Phenyl-acetic acid. 569 

 Phloridzin diabetes, 563 

 Phosphates, 51 1 

 Phosphoric acid, salts of, 514 

 Phosphorus, nutritive history of, 515 



occurrence of, 513 



peroxide, 514 



poisoning, 513 



preparation of, 513 



properties of, 513 

 Phrenic nerves, 463 

 Physical molecules, definition of, 25 

 Physiological division of labor, 22 



molecules, 25 



salt solution in transfusions, 64 

 Physiology, definition of, 17 



human, definition of, 30 



methods employed in, 30 



subdivisions of, 17, 29 

 Pigments, biliary, 45, 245. 322, 530, 574 



blood-, 37, 44, 573 

 Pilocarpin, action of, on salivary glands, 229 



on sweat-glands, 260 

 Pilomotor mechanism, relation of, to thermo- 

 lysis, 494 

 Pituitary body, anatomy of, 272 

 functions of, 273 

 internal secretion of, 273 



extracts, action of, 272 

 Plain muscle, histology of, 369 

 physiology of, 370 

 tune of, 371 

 Plant-cells, assimilation in, 18 

 1'lasnia of blood. :;:;, .">() 



oxygen absorption-coefficient of, 416 

 Plastic food-stuffs, definition of, 346 

 Plethysmograph, 196 

 Pneumatic cabinet, 453 

 Pneumogastric nerve (see Vagus). 

 pulmonary branches of, 465 

 respiratory function of, 459, 460 

 Pneumograph, 123 

 Poikilothermous animals, 467 

 I'olynueleatcd leucocytes. IS 



Polypncea, 441 



Portal vein, vaso-motor nerves of, 209 



Positive variation of the heart during vagus 



stimulation, 164 

 Post-mortem rise of temperature, 497 

 Potassium carbonates, nutritive history of, 520 

 chlorides, nutritive history of, 519 



cyanide, 5 12 

 occurrence of, 519 



phosphates, nutritive history of, 520 

 illation of. to heart muscle, 151 



Potassium salts, toxicity of, 520 

 sulphocyanide, detection of, 284 

 occurrence of, 283, 542 

 of the urine, 507 



thiocyanide, 512 



Potential energy of food, 364 

 Pressor nerves, 202 

 Pressure, intracardiac, 107 



intrathoracic, 396, 409 



intraventricular, 125 



of the lymph, 146 

 Propeptones, definition of, 292 

 Propionic acid, 538 

 Propyl alcohol, 536, 538 

 Protagon, 559 



Protamine, nature and origin of, 24 

 Protamins, properties of, 580 

 Proteid, affinity of cell substance for, 568 



circulating, definition of, 346 



metabolism during starvation, 363 

 effect of muscular work on, 360 

 end-products of, 337 

 Proteid-absorption, mechanism of, 316 

 Proteids, absorption of, 315 



classification of, 576 



color reactions of, 576 



combined, classification of, 579 



combustion equivalent of, 365 



diffusion of, 70 



dynamic value of, 475 



effect of, on glycogen formation, 328 



gastric digestion of, 292 



general reactions of, 575 



general significance of, 24 



living, theoretical structure of, 23, 24 



molecular structure of, 581 



nutritive value of, 276, 345 



of milk, 261 



of the blood, 49, 50 



origin of fat from, 351 



osmotic pressure of, 69 



putrefaction of, in the intestines, 310 



rapidity of oxidation of, 347 



simple, classification of, 576 



substitutes for, in the diet, 348 



synthesis of, 518, 582 



tryptic digestion of, 303 



vegetable, 577 

 Proteose injection, effects of, 316 

 Proteoses, definition of, 292 



properties of, 577 

 Proteolysis, 293 



tryptic, 303 



value of, 315 

 Proteolytic enzymes, definition of, 280 

 Protoplasm, 17, 499 

 Prothrombin, 58 

 Pseudo-mucoid, 578 

 Pterygoid muscles, 372 

 Ptomaines, chemical structure of, 542 

 Ptyalin, 221, 280 



action of. 284, 2-6, 566 



occurrence of. 28 1 

 Pulmonary circulation, 78, 103 

 innervation of, 205 



ventilation, forces concerned in, 413 

 Pulse, arterial, cause of, 93 

 celerity of, 142 

 definition of, 139 

 dicrotic wave of, 143 

 extinction of, 94 

 frequency of, 121, 141 

 regularity of, 111 



respiratory variations in the rate of, 451 

 size of, 111 

 tension of, 141 

 transmission of, 140 



