INDEX 



755 



Proteins, nitrogen in, 106 



phosphorus in, 106 



precipitation, reactions of, 108 



preparation of, 105 



properties of, 85 



reactions of, 107 



simple, 86, 87 



sulphur in, 106 



tissue, 435 



wheat, 83 



Proteolytic ferments, 328 

 Proteoses, 96, 112, 351 

 Prothrombin, 121 

 Protoplasm, i, 2 



chemistry of, 3 



definition of, 2 



effect of stimuli on, 5 



growth of, 7 



irritability of, 5 



movement of, 3 



physiological characteristics of, 3 



properties of, 2 



reproduction of, 7 



structure of, 8 

 Ptosis, 611 

 Ptyalin, 328, 336 



action of, 328, 336, 380 

 Pulse, 226 



arterial, 259 



dicrotic, 230 



variations in rate of, 206 



-wave, rate of propagation of, 260 

 Pulvinar, 587 

 Pupil, 666 



contraction of, 682 



dilatation of, 682 

 center for, -575 



reflexes, 682 

 Purines, 94 

 Purkinje's cells, 579 



figures, 688 



shadows, 711 



Purkinje-Sanson's images, 708 

 Putamen, 588 



Putrefaction in intestines, 373 

 Pyloric orifice, 354 

 Pyramids, 567 



decussation of, 568 

 Pyrimidines, 93 



RACEMOSE glands, 319 

 Ranvier, nodes of, 66 



Reaction of degeneration, 505 

 Red corpuscles, 125 



action of reagents on, 153 

 chemical composition of , 135 

 development of, 127 

 origin of, 128 

 varieties of, 129 

 nucleus, 586 

 Reflex action, 551 



time of, 556 

 arc, 551 



centers in medulla, 573 

 Reflexes, complex, 553 

 cutaneous, 560 

 inhibition of, 559 

 morbid, 559 

 muscle, 560 

 simple, 553 



special centers for, 557 

 spinal, 556 

 tendon, 560 

 Refraction, 706 

 Refractory period, 194 



phase, 495 



Relaxation phase of muscle, 479 

 Remak's fibers, 67 



ganglia, 195 

 Rennin, 328, 360 



action of, 353, 363, 384 

 Reproductive organs, 715 

 of female, 719 

 of male, 715 

 Reserve air, 283, 310 

 Residual air, 283 

 Respiration, 266 



changes in diameter of chest, 



during, 309 



Respiration, effect of altitude on, 304 

 of, on circulation, 305 

 of various gases on, 304 

 of vitiated air on, 304 

 expiration, 278 

 influence of cutaneous nerves on, 



313 



of general sensory nerves on, 



2 99. 3*3 



of glosso-pharyngeal on, 299 



of phrenic on, 314 



of superior laryngeal on, 299 



of vagus on, 298, 314 

 inspiration, 276 

 internal, 267 



