934 



INDEX. 



Prehension of solids, 226 



Processes, reproductive, 903 



Pronucleus, female, 18 



Prosencephalon, 803 



Protagon, 775 



Protamceba primitiva, 13 



Proteids, action of pancreatic juice on, 408 



Adamkiewicz's test for, 92 



biuret reaction of, 91 



chemical properties of, 90 



coagulated, 102 



coagulation of, 90 



composition of, 88 



Frohde's test for, 92 



general characteristics of, 88 



Millon's reaction for, 91 



origin of, 88 



physical properties of, 89 



Schultz's test for, 92 



tests for, 90 



xantho-proteic reaction of, 91 

 Proteolytic ferment, 112 

 Protoplasm, 11 



automatism of, 14 



characteristics of, 73 



contractility of, 14 



nutrition of, 14 



properties of, 14, 73 



reproduction of, 14 



respiration of, 14 

 Protoplasmic contents of cells, movements 

 in, 73 



growth, 14 



movement, 70 



general conditions of, 82 

 influence of degree of imbibition 

 on, 82 

 chemical and physical agents 



on, 84 

 nervous system on, 76 

 oxygen on, 83 

 temperature on, 82 



nature of ciliary movements, 81 

 Psalter ^ functions of, 377 



structure of, 319 

 Pseudo-fibrin, 101 

 Pseudopodia, 14 

 Ptyalin, 112, 273 

 Pulmonary capillaries, 571 



infundibula, 570 



valves, action of, 514 

 Pulse, 533 



and blood pressure, causes of modifica- 

 tions in, 560 



of different animals, 548 



wave, production of, 534 



rate of movement of, 533 

 Pupil, centre for the dilatation of, 817, 

 863 



changes of in accommodation, 862 



influence of drugs on, 864 



nerve supply of, 862 

 Putrefactive fermentation, 147 



Pyloric glands, 356 



Pyramidal tract of spinal cord, 797 



Quality of sounds, 758 



Babbit ovum, size of, 25 

 Rack, the, 747 

 Rations, alfmentary, 195 

 Rearing, 751 



Red blood-corpuscles, 474 

 Reduced haemoglobin, 594 

 Reflection of light, 851 

 Reflex action, 782 



laws of, 791 



inhibitory centre, 793 



nutritive action, 794 



secretory action, 793 



vaso-motor action, 793 

 Refraction, double, 68 



of light, 851 



of tissues, 68 

 Refractive index, 852 

 Regio olfactoria of the nose, 842 



respiratoria, 842 

 Relation, functions of, 8 

 Remak's division, 17 

 Renal secretion, 635 . 



mechanism of, 640 

 Rennet, 112 



action of, on milk, 615 

 Reproduction, 903 



of cells, 16 



of protoplasm, 14 

 Reproductive functions, 8, 901 



processes, 903 



tissues of the female, 908 



of the male, 913 



Reptiles, auditory apparatus of, 876 



brain of, 804 



digestive apparatus of, 210 



nervous system of, 770 



organs of circulation in, 496 



reproduction in, 904 



respiratory apparatus of, 568 



vision in, 849 

 Residual volume of air, 574 

 Resistance to traction, 63 

 Resonance, 885 

 Respiration, 561 



changes of the air in, 588 



chenTical phenomena in, 587 



cutaneous, 656 



influence of, on circulation, 605 



mechanical processes of, 574 



nervous mechanism of, 598 



of protoplasm, 14 



organs of, 562 



rhythm, 579 

 Respirations, numbers of, in different ani- 

 mals, 581 

 Respiratory centre, 816 



action of blood on, 602 

 location of, 600 



