1047 



Pain sense, path for, in cord, 173 

 Pains, hunger-, 721 

 Pale fibers of muscle, 19, 20, 26 

 Pancreas, action of Hpase in, 793 



anatomy of, 783 



curve of secretion of, 785 



digestive action of secretion, 788 

 on carbohydrates, 793 



internal secretion of, 885, 887 



normal mechanism of secretion, 786 



secretory nerves of, 784 

 Pancreatic secretion chemical, 787 



nervous, 787 

 Paraglobulin, 447 

 Paralysis (motor), 197 

 Paralytic secretion (sahva), 758 

 Parapeptone, 776 

 Paraphasia, 218 

 Parathvroid, structure and function 



of, 865, 866 

 Parthenogenesis, 987 

 Parturition, physiology of, 991 

 Past pointing, 406 

 Pellagra, 947 

 Pendular movements (intestine), 722 



sound waves, 392 

 Pepsin, 774 



discovery of, 737 



properties of, 774 

 Pepsin-hydrochloric acid digestion, 



775 

 Peptids, 792, 1020 

 Peptone, 775 



absorption of, in stomach, 781 



effect on clotting of blood, 461 

 Pericardial hquid, 447 

 Perimeter, 338 

 Peripheral field of vision, 338 



pulse, 523 



resistance in circulation, 511 

 Peristalsis, 722 

 Peroxidases, 970 

 Perspiration. See Siveaf. 

 Pettenkofer's reaction, 812 

 Pfliiger's law of stimulation, 90 



tetanus, 92 

 Phagocytes, 441 

 Phenolsulphuric acid, 852 

 Phenomenon of conditioned reflexes, 



188 

 Phenylalanin, 790, 1019 

 Phlorhizin diabetes, 913 

 Phosphatids, 80 

 Phosphoproteins, 1026 

 Phrenology, 191 

 Phrenosin, 81 



Physical heat, regulation, 962 

 Physiological diplopia, 370 



oxidations, theories of, 967 

 Lavoisier's work, 633, 949 



point (vision), 340 



saline, 421 



Physostigmin, action of, on iris, 324 



Pilocarpin, action of, on heart, 580 

 on iris, 324 



on salivary glands, 249 

 on sweat glands, 861 



Pineal body, 882 



Pinealectomv, effects of, 882 



Piqiire, 910 " 



Pituitarv body, structure and func- 

 tions of, 877, 881 

 effects of removal of, 880 

 extracts of anterior lobe of, 880 

 of posterior lobe of, 879 



Pituitrin, 882 



Placenta, functions of, 988 



Plain muscle, 54 



Plasma of blood, composition of, 445 



Pleonectic blood, 675 



Plethysmography, 595 



Pneumogastric nerve. See Vagus. 



Pneumograph, 644 



Pneumothorax, 655 



Poildlothermous animals, 950 



Pointing error test, 406 

 past, 406 



Polar bodies of ovum, 984 



Polyneuritis, 903 



Polypeptid, 792, 1020 



Positive electrical variation in heart, 

 581 



Posterior funicuh, descending tracts 

 of, 176, 179 

 tracts of, 167 

 root, cells of, origin of, 85 

 ganglia, type of cells in, 131 

 termination in cord, 166 



PostgangUonic nerve-fibers, 248 



Potassium ferricj'anide method of de- 

 termining oxygen, 666 

 salts, action of, on heart, 564, 592 



Potential energy of food, 938 



Precipitins, 1021 



Predicrotic pulse-wave, 521 



Preganglionic nerve-fibers, 248 



Pregnancy, changes in, 990 



Prepyramidal tracts, 179 



Presbyopia, 312, 317 



Press-juice, 741 



Pressor nerve-fibers, 602 



Pressure of gases in solution, 670 

 sense, deep, 275 



distribution of, 279 

 localizing power, etc., 280 



Primary proteoses, 776 



Principal axis of lens, 304 

 focal distance, 302 



Projection system of fibers (brain), 

 184 



Prolamines, 1024 



Prolin, 791, 902, 1019 



Prone pressure method of respiration, 

 649 



