,550 



INDEX 



Urine, inorganic salts of, 243 

 in pregnancy, 444 



Urobilin, 253 



Urochrome, 244 



Uterus, 431, 436 



mucosa of, 436, 442 



VAGINAL secretions, 440 



Vagus nerve, 88, 111, 199, 210 295, 516 



Valves of heart, 291 



of lymphatics, 308 



of veins, 281, 311 

 Valvulse conniventes, 198 

 Variety in 4iet, 145 

 Vascular functions, 297 

 Vase-inhibitory nerves, 303 

 Vasoconstrictor centers and nerves, 302 

 Vasodilator centers and nerves, 303 

 Vasomotion, 300 



in the brain, 62 



Vasomotor functions of cord, 513 

 Vater, corpuscles of, 330 

 Vegetal cells, 21 



tissue, 21 



Vegetarianism, 148 

 Vegetative reflexes, 84 

 Veins, 310 



capacity of, 310 



characteristics of, 310 



pressure of blood in, 283, 284 



valves of, 311 

 Ventilation, 131 

 Vernix caseosa, 322 

 Vertigo, 369 

 Vesiculse seminales, 439 

 Vesicular murmur, 126 

 Viatility, 82, 83 

 Vibrations producing light, 337 



sound, 346 

 Villi, 198, 203 



arachnoidal, 63 

 Visceral nerve-supply, 93 

 Vision, 335 



binocular, 339, 341 



centers for, 72, 75 



duration of impressions in, 341 



field of, 338, 341, 345 



perception of colors in, 344 



Visual centers, 72 



purple, 337 



theories, 343 

 "Vitalism," 29, 223 

 Vocal cords, 395 

 Voice, anatomy of organs of, 394 



action of accessory parts in, 395 



air-chambers of, 395 



nerves of, 395 

 Volition, 410, 420 

 Volume of contracting muscle, 495 

 Voluntary heart-control, 296 



movements, 54, 71, 411 

 Vomiting, 176 

 Vorticella, 462 



W 



WALKING, 392 



Wallerian method of nerve-degeneration,. 



80 

 Water, excretion of, 242, 251, 252 



in nerve-protoplasm, 62 



in protoplasm, 26 



jacket of the brain, 63 



production of, in the body, 242 

 Weight in childhood, 449 



of cortical brain-cells, 68 

 White corpuscles, 257, 266 

 Will, 410, 420 



free-, 411 



Word-blindness, 397 

 Word-deafness, 72, 397 

 Work done by a cross-striated muscle, 497 



by human heart, 279 

 Worry, 453 



XANTHIN, 161, 241 



YAWNING, 125 

 Youth, 449 



Z 



Zoothamirium, 463 

 Zymolysis, rate of, 179 

 relations of, 189 



