INDEX 



8i3 



Posterior, pyramids, 606 



roots of spinal nerves, 489, 594 

 Postganglionic fibers, 666 

 Potassium salts in the body, 103, 104 

 Poultry, composition of, 343 

 Precipitins, 151 

 Predicrotic wave, 239 

 Preganglionic nerve fibers, 666 

 Presbyopia, 739 

 Pressor nerves, 249 

 Pressure, endocardiac, 187 

 Pronucleus, female, 784 



male, 787 



Prostate gland, 771 

 Protamines, 87, 91 

 Proteins, 80 



absorption of, from intestines, 416 



action of trypsin on, 381 



as fat formers, 459 



as foods, 341 



as glycogen formers, 459 



circulating, 458 



classification of, 86, 88 



coagulation, 109 



color reactions of, 107 



crystals, 105 



decomposition products, 381 



derived, 87, 95, 112 



digestion of, 369, 381 



experiments on, 105, 109 



hydrolytic cleavage of, 83, 84 



metabolism of, 458 



nitrogen and phosphorus in, 106 



precipitation^ reactions of, 108 



preparation of, 105 



properties of, 85 



reactions of, 107 



salting out experiments on, 109 



simple, 86 



sulphur in, 106 



tissue, 458 



wheat, 83 



Proteolytk ferments, 347 

 Proteoses, 88, 96, 112, 370 

 Prothrombin, 124 

 Protoplasm, i, 2 



chemistry of, 3 



differentiation of, 8, 10 



growth of, 7 



irritability of, 5 



metabolism in, 7 



movement of, 3 



Protoplasm, physiological characteristics 



of, 3 



reproduction of, 8 

 Ptosis, 652 



Ptyalin, action of, 347, 355, 402 

 Pulse, 236 



arterial, 270, 272 



dicrotic, 240 



variations in rate of, 212 



-wave, rate of propagation of, 272 

 Pulvinar, 626 

 Pupil, 718 



contraction of, 733 



dilatation of, 733 

 center for, 614 

 Purines, 94 

 Purkinje's cells, 618, 620 



fibers, 171, 203 



figures, 740 



shadows, 764 



Purkinje-Sanson's images, 762 

 Putamen, 627 



Putrefaction in intestines, 399 

 Pyloric glands, 364 



orifice, 374 

 Pyramids, 606 



decussation of, 607 

 Pyramidines, 93 



Racemose glands, 337 

 Ranvier, nodes of, 66 

 Reaction of degeneration, 539 

 Red corpuscles, 126 



action of reagents on, 157 

 chemical composition of, 139 

 development of, 129 

 origin of, 129 

 Red nucleus, 624 

 Reflex action, 590 

 time of, 594 

 arc, 590 



centers in medulla, 612 

 Reflexes, complex, 592 

 cutaneous, 599 

 inhibition of, 598 

 muscle, 599 

 simple, 592 



special centers for, 596 

 spinal, 595 

 Refraction, 759 

 Refractory period, 199 

 phase, 529 



