1052 



INDEX 



Phosphenes, 924 



Phosphorescence, oxidation in, 260 

 Phosphoric acid, estimation of, 478 

 Phospho-proteins, 2 

 Phosphorus in milk, 542 



influence of, on protein metabo- 

 lism, 526 



poisoning, fat metabolism in, 525 

 Photo-chemical substances, 735, 934 

 Photo-electric reactions, 735 

 Phrenic nerves, 223, 224, 289 

 action current of, 724 

 union of, with sympathetic, 



696 



nuclei, connections of, 223 

 Physiological salt solution, 178 

 Physostigrnine, action of, on digestive 



secretions, 387 

 on pupil, 911 

 Pia mater, 758 

 Pigmented epithelium of retina, 900, 



934 



and visual purple, 936 

 Pigments, excretion of, by kidney, 458 

 Pigment spots and light sensation, 897 

 Pilocarpine, action of, on digestive 



secretion-, 387 

 on heart nerves, 150, 183 

 on lymph formation, 408 

 on pupil, 911 

 on salivary secretion, 425 

 Pilo-motor nerves, 165, 695, 884, 975, 



979 



Pineal body, 571, 830 

 Piotrowski's reaction for proteins, 7 

 Pitch, 280 



appreciation of, 962 



sensitiveness of ear for sounds of 



different, 965 

 Pithing a frog, 177 

 Pitot's tubes, 113 

 Pituitary body, 819, 830 



action of extracts of, 568 

 effects of removal of, 567 

 internal secretion of, 566 

 Placenta, autolysis in, 510 

 bile-pigment in, 356 

 exchanges in, 1,013 

 glycogen in, 514, 1014, 1016 

 passage of blood - substances 



through, 1014 



Plants and animals compared, 6 

 Plasma, blood-, 15, 25, 31, 41 

 Plasmine of Denis, 31 

 Plasmolysis, 400 

 Plasmon, 535 

 Plethora, hydramic, 462 

 Plethysmograph, 117, 159, 194 

 Pleural cavity, 209 

 Pneumonia after section of vagi, 237 

 Pneumothorax, 209 



Poikilothermal animals, 572, 577 

 Poiseuille's space, 109, 177 



laws for capillary flow, 77 

 Polar bodies, 1007 

 Polarimeter, 489 

 Polarization of light, 641 



of muscle and nerve, 726 



positive, 727 

 Pole-changer, 625 

 Poliomyelitis, anterior, degeneration 



in, 775 



knee-jerk in, 812 

 nerve anastomosis in, 868 

 Polycythaemia, 19, 23 

 Polygraph, 94, 193 

 Polypeptides, 2, 3, 535 

 Polysaccharides, 3 



absorption of, 416 

 Pons, 747. 768, 777, 784 



functions of, 828 

 Portal vein, dextrose in, 417 

 vaso-motors of, 164 

 Posterior corpora quadrigemina and 



auditory nerve, 824, 828 

 horn, cells of, 762 

 longitudinal bundle, 773, 824 

 root -fibres, branching of, 769 



overlapping of, 790, 857 

 roots, degeneration after section of, 



693, 768, 769 

 loss of movement after section 



of, 857 

 loss of sensation after section 



of, 790 

 Postero-external and postero-median 



columns, 763, 768 

 Post-ganglionic fibres, 868, 883 

 Post-sphygmic period of cardiac cycle, 



90 



Posture, influence of, on blood-pres- 

 sure, 173, 199 

 on pulse-rate, 99, 195 

 Potassium in nerves, 961 

 in erythrocytes, 255 

 in nuclei, 5 



microchemical test for, 5 

 relation of, to heart -beat, 139, 185, 



186 



Potassium ferrocyanide test for pro- 

 teins, 8 

 Potential, 615 



differences of, in tissues, 718 

 Precipitins, 30, 418 

 Predicrotic wave, 95 

 Prefrontal region of cortex, function 



of, 866 



Preganglionic fibres, 868, 883, 884 

 Prepyramidal tract. See Monakow's 



tract 



Presbyopia, 916 

 Presphygmic period of cardiac cycle 90 



