888 



INDEX. 



Sobbing, 378 

 Sodium chloride, 27 

 in blood, 198 

 in urine, 454 

 substitutes for, 27 

 Solitary glands, 93 

 Solutions, gram molecule, 142 

 Somatose, 86 

 Sound, 5G9 

 height of, 569 

 intensity of, 570 



production and modification of, 563 

 resonance of, 570 

 timbre, 570 

 Sound-waves, course of, 765 



conduction of, 762 

 Sounds of heart, 242 

 variation in, 245 

 Special cell-constituents, 7 

 sensation, laws of, 725 

 senses, 722 



Spectra of blood, 194 

 Spectroscope, 192 



Spectroscopic test for blood, 194, 211 

 Speech, 571 

 aphonia, 572 

 center of, 573 

 defects of, 572 

 hoarseness, 572 , 

 stammering, 572 

 stuttering, 572 

 ventriloquy, 571 

 Spermatogenic cells, 845 

 Spermatozoon, 846 

 structure of, 846 

 Sphenopalatine ganglion, 831 

 Spherical aberration, 794 

 Sphincter ani, 131 

 Sphygmogram, 290 

 Sphymograph, 290 

 Dudgeon's, 290 

 Marey's, 289 

 Sphygmometers, 303 

 Erlanger's, 304 

 Mosso's, 304 

 Riva-Rocci's, 303 

 Sphygmomanometers, 303 

 Spinal accessory, 839 

 distribution, 839 

 function, 840 

 origin, 839 

 pathology, 840 

 physiology, 840 

 Spinal cord, 608 



anterior median groove, 610 



anterior roots, 610, 677 



antero-posterior lateral grooves, 610 



blood-supply, effect of, 674 



centers in, 680 



central canal, 616 



columns of, 617 



conduction of, 675 



commissures of, 622 



coverings of, 609 



degenerations of, 622 



diameter of, 609 



ependyma, 616 



experiments on, 678 



exterior form, 610 



fibers of, 613 



general description of, 610 



gray commissure of, 610 



gray matter of, 611 



internal conformation of, 611 



length of, 609 



minute structure of, 613 



neuroglia, 614 



path of motion in, 677 



path of sensation in, 677 



posterior median fissure, 610 



Spinal cord, posterior roots of, 622, 677 

 recurrent sensibility of, 676 

 reflex action of, 678 

 forms of, 673 

 laws of, 673 

 swiftness of, 673 

 skin reflexes in, 678 

 suspension of, 610 

 systemization of, 616 

 tendon reflexes in, 679 

 tonus of, 674 

 tracts, comma, 621 

 of lateral column, 619 

 of Lissauer, 621 

 of posterior columns, 620 

 trophic centers of, 608 

 weight of, 610 

 white commissure, 610 

 Spinal ganglion, 676 

 Spirem, 20 

 Spirits, 45 

 Spleen, 410 



effect of injection of dried extract, 411 

 function of, 410 

 Malpighian corpuscles of, 410 

 nervous influences of, 411 

 pulp of, 410 

 structure of, 410 

 trabeculse, 410 

 Spongioplasm, 9, 596 

 Staircase contraction, 273, 549 

 Stammering, 572 

 Stannius's experiments, 253 

 Stapedius, 761 

 Stapes, 753 

 Starch, 27 



Starling's theory of lymph, 162 

 Starvation, effects upon proteid, 495 



description, 495 

 Steapsin, 105 

 Stearic acid, 30 

 Stearin, 30 

 Stercobilin, 131 

 Stereognosis, 698 

 Stethograph, 351 

 Stilling, raphe of, 624 



canal of, 788 



Stimulants as accessories, 44 

 Stimulation fatigue, 549 

 Stimuli, successive, 552 

 Stokes- Adams disease, 259 . 

 Stomach, 69 

 absorption from, 144 

 action of agents on, 82 

 blood-supply of, 71 

 coats of, 69 

 glands of, 70 

 movements of, 72 

 mucous membrane, 70 

 nervous control of, 74 

 Schuetz's law, 77 

 secretion (see gastric juice), 75 

 secretory nerves of, 81 

 structure of, 69 

 Stomata, free, 154 

 Strabismus, 810 

 Stratum complexium, 634 

 corneum, 727 

 granulosum, 727 

 lucidum, 727 

 profundum, 634 

 zonale, 635 



Stromhur, Ludwig's, 313 

 Struggle for existence, 866 

 Stuttering, 572 

 Subarachnoidean space, 609 

 Subdural space, 609 

 Sublingual glands, 56 

 Submaxillary ganglion, 835 

 Substantia gelatinosa of Rolando, 612 



