INDEX 



1125 



Poiseuille, 85 



Poiseuille's laws of flow, 85 



Polar stimulation, law of, 715 



Polarimeter, 519 



Polarization of muscle and nerve, 802 



Polygraph, 103 



tracings, 207 



Polymorphonuclear leucocytes, 17 

 Polypeptides, 2, 355 

 Pol ysacchar ides, 3 

 *?ons, 903 



connections of, 855 



grey matter of, 855 

 Post-central gyrus, 929 

 Posterior longitudinal bundle, 857 

 Posterior root ganglia, development of, 



822 



Post-sphygmic interval of heart, 97 

 Potassium in muscle, 741 



salts, influence of, on heart-beat, 153 

 Potential electrical, 697 

 Precentral gyrus, 929 

 Precipitins, 31 

 Prepyramidal tract, 839 

 Presphygmic interval of heart, 97 

 Pressor nerves, 171 

 Pressure, 1041, 1071 



blood-, measurement of arterial, 109 



influence of excision, 115 

 Primary colours, 1013 

 Prisms, 970 

 Preferment, 337 

 Prolamins, 604 

 Prolin, 346, 354, 603 

 Propionic acid, 547 



transformation into dextrose, 



530 

 Proprio-ceptive fields, 886 



spinal fibres, 840 

 Pro-secretin, 402 

 Protamins, 2 



and coagulation, 44 

 Proteins, I 



absorption of, 441 



' building stones ' of, 567 



cleavage of, and absorption, 442 

 products of, 354 



colour reactions of, 8 



complete and incomplete, 602 



consumption determined by supply, 



596 



digestion of, 411 

 formaldehyde reaction, 8 

 formation of glycogen from, 530 

 general reactions of, 7 

 Heller's test for, 516 

 in nutrition, relative value of dif- 

 ferent, 60 1 

 living and dead, 566 

 metabolism of, 563 

 necessary amount of, 6n, 612 

 of tissues, specificity of, 566 



Proteins, parenteral absorption of, 33 



precipitation, reactions of, 8 



specificity of, 315 



synthesis of, 564 



temperature of coagulation, 9 

 Protein-sparing action of fat, 595 



of carbo-hydrates, 595 

 Proteoses, 3 



action of, on blood-pressure, 171 

 on coagulation, 37, 63 

 on clotting, 44 



(and peptones), influence on blood- 

 pressure, 213 



formed in gastric digestion, 346 



secondary, 13 



tests for, 10 

 Prothrombin, 36 

 Protoplasm, structure of, 4 

 Prozymogen, 397 



granules, 371 

 Pseudo-globulin, 49 



-portia, 17 



reflexes, 876 

 Ptyalin, 410 

 ' Puberty gland,' 627 

 Pulmonary catheter, 257 

 Pulse, anacrotic, 106 



arterial, 101 



curve, variation in form -of, 106 



effect of amyl-nitrate, 207 

 exercise on, 207 



frequency of, 107 



rate, 208 



tracings, 103 



venous, 101, 131 



wave, rate of propagation of, 108 

 Pulsus alternans, 155 



bigeminus, 155 

 Pulvinar, 904 

 * Puncture ' fever, 676 



glycosuric, 538 

 Pupillo-dilator, 211 



fibres, 1067 

 Purin bases in urine, 475 



metabolism of, 582 



bodies, chemistry of, 583 

 Purins, excretion of, 584 

 Purkinje fibres of heart, 147 

 Purkinje's figures, 1002, 1070 

 Putrefaction in intestine, 417 



of proteins, action of products of, 



649 



Pyloric sphincter, relaxation of, 321, 411 

 Pyramidal cells, 825 



nerve -cells, development of, 82* 

 path in internal capsule, 850 



tracts, 838 



connections of, 847 

 in different animals, 849 

 Pyramidin bases, 582, 584 

 Pyramids, decussation of, 850 

 Pyruvic acid, 536, 537 



