INDEX 



723 



Visceral sensations, 529 

 Vision, accommodation of, 642, 645 

 binocular, 664 

 field of, 657 

 limits of, 660, 672, 677 

 localization of, 657 

 ' mechanism of accommodation, 



645 



range of distinct, 645 

 Visual acuity, 678 

 center, 585 

 judgments, 667 

 purple, 658 

 sensations, 652 



after-images, 654 

 intensity of, 654 

 sense, 630 

 Vital capacity, 260, 285 



phenomena, i 

 Vitellin, 86 



Vitiated air, effects of, 279 

 Vocal cords, 245, 480 



movements of, 486 

 Voice, 480 



difference between male and fe- 

 male, 488, 489 



in singing and speaking, 488 

 production of, 479 

 quality of, 489 



Voice, vocal range of, 488 

 Vomiting, 330 



action of abdominal muscles, 330 

 of diaphragm, 330 

 of pylorus, 330 

 center for, 331 

 nervous mechanism of, 331 

 Vowels, 490 



WALKING, 475 



Wallerian degeneration, 506, 515 



Water, 95 



absorption of, in intestines, 368 

 amount excreted, 396, 407 

 in expired air, 266 

 in the body, 95 

 as food, 300 

 rigor, 462 



Weyl's reaction, 402 

 White fibrous tissue, 33 



development of, 36 

 Wreath, 19 



XANTHO-PROTEIC reaction, 96 



YELLOW elastic tissue, 33 



development of, 36 



ZYMOGENS, 302 



