INDEX 



837 



Structure of cell, importance of, in oxida- 

 tion, 589 



ode of action of, 590, 592 

 Struggle for free energy, 32 



with nature, xi 

 Strychnine, reversal by, 499 



in vasomotor reflexes, 699 



mechanism of, 427, 500 

 Sublimation tension, 616 

 Submicron, 80 

 Substrate defined, 308 

 Successive spinal induction, 491, 497 

 Succus entericiis, secretion of, 345 

 Sulphates, excretion of, 356 

 Sulphuric acid manufacture, 326 

 Summation in nerve fibres, 391 



in reflexes, 489 



of contraction in heart muscle, 454 

 Sunburn, 570 



Supermechanical properties of protoplasm, 3 

 Supersaturated solutions, 304 

 Suprarenal, rate of circulation through, 612 

 Suprarenals, development of, 711 



relation of, to sympathetic, 711 

 Surface action, 48 



condensation in enzyme action, 326, 327 



controlling rate of reaction, 65, 67 



energy and chemical activity, 51 



in cell mechanics, 30 



source of, 51 



temperature coefficient of, 61 



extent of, in gold sols, 79 



increase of, in colloidal state, 79 



of cells, action by means of, 69 



tension, 48 



and electrical charge, 88 



and protoplasmic movements, 21 



and solubility, 53, 54 



at solid surfaces, 52 



cause of, 50 



effect of solutes on, 52 



in naked protoplasm, 3 



in relation to concentration of solute, 



52 



in relation to muscle process, 447 



of protoplasm, 52 

 Surfaces, chemical reactions on, 59 

 Survival of cells and tissues, 22 



Suture of different nerves together, 387, 481 



of nerves and functions of cortex, 481 

 Symbiosis, 295 



Sympathetic nerves in relation to tonus, 545 



nervous system, 484 

 Sympathomimetic amines, 723 

 Synapse time, 476 



Synapses, action of calcium on, 215 

 Synaptic membrane as seat of decrement, 

 426 



between nerve and muscle, 401 



functions of, 474, 488 



normally open to impulses, 489 



Synaptic membrane, permeability of, 141 



nervous system, 474 

 Synthesis by enzymes, 305 



by .enzymes important even when small, 



323 



of amino-acids in organism, 255 



" Tampons," 203 



Tannin, action of, on leather, 68 



Tartrates, Pasteur's separation of, 249 



Taste, 214, 511 



Taurine, salts of, 220, 232 



Technique for oxygen consumption by 



organs, 613 

 Temperature coefficient of adsorption, 61 



of E.M.F. in tissues, 644 

 of initial heat of muscle, 448 



of nerve conduction, 392 



of photo-chemical action, 554 



of recovery process in muscle, 448 



of surface tension, 61, 447 



coefficients, 41, 441 



at low temperatures, 568 



effect of, on adsorption, 61 



on dissociation of oxyha^moglobin, 619 



on electrolytic dissociation, 182 

 on hydration of ions, 236 



on hydrogen ion concentration of 

 blood, 202 



on rate of nerve discharges, 440 



regulation of, 455 



by evaporation of water, 227 



evolution of, 458 

 Temporary association, 502 



Tench, action of vagus on intestine of, 368 

 Tension of gases, 146, 627 



production of, in muscle, 438, 441, 444 

 Terminology, 107, 307, 328 



Terpenes, 133 



Tertiary alcohols, glucosides of, 305 . 

 Tesla currents, inactive on nerve, 382 

 Testes, internal secretion of, 713 

 Tetanus, 440, 448 



toxin adsorbed, 68 



effect of, 500 

 Theories of inhibition, 418 

 Thermodynamics, 27 



laws of, 27 



Thermo-neutrality of enzyme actions, 324 

 Thermopile for muscle, 444 

 Thermostats, 227 

 Thorium, effect of, on electric charge, 71, 



221 



Thymus gland, 719 

 Thyroid gland, 719 

 Time factor in action of heat, 318 



of half change, 380 



Times of equal change with enzymes, 315 

 Tissues, absorption of fluid from, 166 



