INDEX 



549 



Sweat, secretion, 319, 320 

 Swinging movements of gut, 200 

 Sympathetic influence on heart, 294, 515 



plexuses, 93, 94 



system of nerves, 93 

 Synapses, 60 

 Synovia, 256 

 Syntonin, 192 



TABLES, 533 



Tactile centers, 72, 355 



corpuscles, 351 



menisci, 354 

 Tan, 313 



Tardigrade, 236, 457, 465 

 Taste, 357 



and smell, confusion between, 363 

 Taste-buds, 358 



centers, 360 

 Tastes, 360 

 Taxes, 43, 518 

 Tea, 161 

 Teeth, 174 



eruption of, 175 

 Teleodendrites, 61 



Temperature affects contraction of heart- 

 muscle, 502 



of the body, equalization of, 232 

 in childhood, 452 

 in old age, 455 



senses, 238, 364 



Tendon, afferent endings in, 331 

 Tenth nerve, 88, 111, 199, 210, 295, 516. 



See Vagus. 



"Terminal bars," 307 

 Testicles, internal secretion of, 228 



product of the, 438 

 Tetanus, muscular, 489, 490 



not obvious in heart, 502 

 Thein, 160 

 Theobromin, 162 

 Thermodynamic theory of muscle-action, 



384 

 Thermogenesis, 235 



center of, 74 

 Thermolysis, 237 



Thermometer scales, comparison of, 533 

 Thermotaxis, 232 



centers of, 239 



nerves of, 238 



served by the skin, 317 

 Third nerve, 88 

 Thirst, 371 



Thrombocytes, 258, 269 

 Thoracic suction, 280 

 Thorax, 108 

 Thought, 416, 420 

 Threshold, independent of load, 486 



of sensation, 406 



of smell, 363 



of touch, 357 



stimulus, 485 



Thymus, 227 

 Thyroid, 226 



accessory, 227 



in coitus and pregnancy, 445 



extirpation of, 227 

 Tickling, 369 

 Tidal air, 128 

 Tigroid substance, 58 

 Tune of circulation, 283 

 Tissue-builders, 138 

 Tissues, respiration of, 101 

 Toadstool-poisoning, 507 

 Tobacco, 168 

 Tones, 350 



Tongue, 172, 178, 358 

 Tonus of heart, 293, 299, 506 

 Topics for dissertations and .conference, 



530 

 Touch, 351 



centers, 355 



nerves, 335 



spots, 355, 365 

 Toxins in colon, 212 

 Trachea, 104 

 Tracts in the cord, 80 

 Training-effects upon muscle, 389 

 Transmitting mechanism of ear, 347 

 Triangle of nutrition, 35 

 Trigeminal nerve, 88, 180 

 Trimethylxanthin, 160 

 Trochlearis nerve, 88 

 Trophism; 56, 295, 453 

 True respiration, 112 

 Try glyce rides, 31 

 Trypsin, 30, 204 

 Tubifex, 464 

 Tuning-fork, 472 

 Twelfth nerve, 88 

 Typical meal, 147 

 Tyrosin, 204, 253 



UNDERSTANDING, 418 

 Unification, 52 

 Unipolar induction, 493 

 Unity of consciousness, 402 



of life, 460 



"Universality" of muscle, 374 

 Urea, 241 



determination of amount of, 241 

 Ureagenic chemism, 241 

 Ureters, 248 

 Urethra, 249 



glands of, 438 

 Uric acid, 243 

 Urinary bladder, 248 



capacity of, 249 



functions, diagram showing, 248 



secretion, theories of, 246 



sensitivity of, 250 

 Urine, 242 



amount of, 243 



discharge of, 248 



excretion of, 240, 245 



