INDEX. 



1051 



Serozym, 460 



Serum, action of foreign, 421, 422 

 Senun-albuinin, 446 

 Serum-globulin, 448, 1024 

 Seventh cranial nerve, nucleus of, 245 

 Sex, determination of, 1008 

 Sexual infantilism, 881 

 Side-pressure in blood-vessels, 507 

 Sino-auricular node, 534 

 Sinospiral fibers of heart, 532 

 SLxth cranial nerve, nucleus of, 245 

 Skatoxylsulphuric acid, 852 

 Skeletal muscular tissue, structure of, 



17 

 Skiascope, 329 

 Skin, excretory functions of, 857 



sweat glands of, 858 

 Sleep, changes in circulation during, 

 257 

 curves, intensity of, 256 

 effect of sensory stimulation during, 



260 

 hypnotic, 265 

 metabolism during, 936 

 physiological phenomena of, 254 

 theories of, 261 

 Small intestine, absorption in, 796 

 Smegma prseputii, 862 

 Smell, center for, in brain, 213 



end-organ of, 295 

 Smelling, mechanism of, 296 

 Sodium chlorid, nutritive value of, 924 



salts, effect of, on heart-beat, 564 

 Somatoplasm, definition of, 1015 

 Sound, sensations of. See Ear. 

 waves, nature and action of, 391 

 overtones of, 394 

 simple and compound, 392 

 Specific energy of taste sensations, 293 

 gravity of blood, 417 

 nerve energies, doctrine of, 122, 269 

 of cutaneous nerves, 277 

 Spectra, absorption, blood, 429 

 Spectroscope, 430 

 Spermatozoa, chemistry of, 999 

 maturation of, 997 

 properties of, 997 

 Spherical aberration in eye, 315 

 Sphincter, cardiac, 714 

 external, of anus, 729 

 ileocecal, 726 

 internal, of anus, 728 

 of bile-duct, 817 

 of bladder, 854 

 Sphygmography, 520 

 Sphygmomanometers for determining 



blood-pressure in man, 498 

 Spinal cord as path of conduction, 160 

 classification of tracts in, 163 

 effect of removing, 152 

 general relations of gray and 

 white matter in, 162 



Spinal cord, groups of cells in, 160 

 Helweg's bundle in, 180 

 homolateral and contralateral 



conduction in, 175 

 less well-known tracts of, 179 

 Monakow's bundle in, 179 

 paths in, for cutaneous impulses, 



173 

 pyramidal tracts of, 179 

 reflex activities of, 139 

 tonic activity of, 151 

 tracts of, in lateral funiculi, 170 

 in posterior funiculi, 167 

 in white matter, 163 

 vestibulospinal tract, 180, 232 

 reflex movements, 141 

 reflexes, 141 

 in manuals, 144 

 Spirometer, 646 

 Spleen, physiology of, 826 

 Stapedius muscle, function of, 387 

 Starvation, effect of, on body metab- 



ohsm, 937 

 Steapsin. See Lipase. 

 Stenson's duct, 747 

 Stereognostic perception, 203 

 Stereoscopic vision, 375 

 Stethoscope, 549 

 Stifel's figure, 332 

 Stimulants, 736 



nutritive importance of, 927 

 Stimuli, artificial, of muscle, 24 



of nerve, 86 

 Stokes-Adams syndrome, 538 

 Stokes' reducing agent, 432 

 Stomach, absorption in, 780 

 anatomy of, 714 

 automaticity of, 720 

 digestion in, 779 

 glands of, 763 



histological changes in, during ac- 

 tivity, 764 

 means of obtaining secretion of, 765 

 mechanism of gastric secretion, 771 ■ 

 movements of, 717 

 musculature of, 716 

 properties of pepsin of, 774 

 secretory nerves of, 770 

 Storage proteins, 895 

 Strabismus, 367 

 Strain, muscular, 75 

 String galvanometer, 101 

 Stromuhr, 481 

 Subhminal stimulus, 342 

 Submaxillary ganghon, 747 

 Substrata, 741 

 Succus entericus, 794 

 Sugar puncture, 910 



regulation of supply of, in body, 

 910 

 Sugars. See Carbohydrates. 

 Sulphur, forms in which excreted, 852 



