918 



INDEX 



RHEOSCOPE, PHYSIOLOGICAL. 



Rheoscope, physiological, 127 

 Rheoscopic frog, 127 

 Rhodopsin or visual purple, 847 

 Rhythm in cardiac muscle, 255 

 Rhythmical contraction and dilatation, 299 

 Rhythmicality of movement, 83, 140 

 Ricin, 475 

 Rigor mortis, 136 et seq. 



affects all classes of muscles, 186 



phenomena and causes of, ib. 



physical basis of, 131 

 Rima glottidis, 801,805 

 Ringer's investigations on drug action, 260 



fluid, 577 



solution, 260 

 Ritter's tetanus, 176 

 Rocci, Riva, his sphygmometer, 295 

 Rods and cones, 817 

 Rolandic area, 687, 689, 722, 723, 727, 733 



injury of, 723 

 Rolando, fissure of, 692-694, 729, 732 



substantia gelatinosa of, 667, 668 



tubercle of, 667 



Rollett's view of the red corpuscles, 454 

 Rose's test, 425 



Rosel on protoplasmic movement, 13 

 Rotation, 13 



method for estimating specific gravity of blood, 



444 

 Roy's cardiometer, 248 



oncograph, 310 



oncometer, ib. 

 Rubner, on action of food stuffs, 625 



law of conservation of energy, 630 

 Rumination, 550 

 Rut, 894 

 Rutherford's " sound-picture " theories, 798 



Saccharic acid, 410 



Saccharoses, 409 



St Martin, Alexis, case of, 507, 554 



Saccule, 791 



Salathe, effect of gravity on the circulation, 



279 

 Saliva, 499, 504 et seq. 



action of, 505 



composition, 504 



process of secretion, ib. 



reflex secretion, ib. 



secretion following stimulation of nerves, 500 



et seq. 

 Salivary glands, 498 et seq. 



digestion, 506 



extirpation of, 504 



influence of nervous system, 502, 503 

 effect of drugs on, 503 

 secretory nerves of, 502 



structure, 498 

 Salkowski's reaction, 436 

 Salmine, 427 

 Salts in the blood, 454 

 Sanderson's cardiograph, 239 



on electrical change in muscles, 125 

 Sanson's images, 824, 825 

 Santorini's cartilages, 800, 802 

 Saponification, 416, 520 

 Sarcinse, 439 

 Sarcolemma, 63, 64, 137 

 Sarcomeres, 67, 68 

 Sarcoplasm, 65, 67, 72 

 Sarcostyles, 65 et seq. 



SENSORY IMPRESSIONS. 



Sarcous elements, 67 et seq. 



Sartorius, record of injured, 130 



Scala media, 792 



Scalatypani, 791, 797 



Scala vestibuli, 791,797 



Scarpa, ganglion of, 677 



Schiifer, heart plethysmograph, 260 



observations on liver cells, 530 



method of artificial respiration, 383, 384 



protoplasmic structure, 7, 14 



researches on the structure of a sarcostyle, 67 



views regarding the function of the Rolandic 

 area, 731 



white blood corpuscles, 8 

 Scheiner's experiment, 826 

 Schematic eye, 821 

 Schenk on muscular contraction, 115 

 Schlemm, canal of, 813, 814 

 Schmidt's method of preparing fibrin ferment, 



453 



Schroder's experiment, 587 

 Schwann, white substance of, 74 

 Sclero-proteins, 427-429 

 Sclerotic, 807, 808, 809, 811-813 

 Scotoma, 849 

 Scratch reflex, 717, 718 

 Sebaceous glands, 608 

 Sebum, 608 



Secondary contraction, 128 

 Secretin, 521 

 Secreting glands, 81, 492 et seq. 



classification of, 496 



diagram of, 497 

 Secreting membranes. See Mucous and Serous 



membranes. 

 Secretion, internal, 331 



of kidney, 571 

 pancreas, 520 

 saliva, 500 



paralytic, 503 



reflex, 504, 520 



suprarenal, 340 



thyroid, 337 

 Secretory nerves, 144 



diagram of, 503 



of pancreas, 521 



of salivary glands, 502 

 effect of section of, 503 



of sweat glands, 610 

 Segmentation of cells, 883 



in chick, 885 



nucleus, 876 

 ovum, 883 

 Semen, 866, 867 



spermatozoa, ib. 

 Semicircular canals of ear, 794 



diagrams of, 754, 755 



structure, 753 et seq. 

 Semilunar valves. See Heart valves. 

 Semipermeable membranes, 324 

 Sensation, 760, 764 



cutaneous, 766 et seq. 



difference in quality, 762 



extensity, ib. 



hallucination, 764 



memory image, ib. 



nerves of, 144 



tactile, 751 



thresholds, 763 



Weber's law, ib. 

 Sensibility, recurrent, 156 

 Sensory areas in cerebral cortex, 728 

 Sensory channels, diagram of, 702 

 Sensory impressions, conduction of, by spinal 

 cord, 144 



in brain, 734 et seq. 



