INDEX. 



1043 



Vasomotor nerves, tonic activity of, 



609 



Veins, vasomotor supply of, 638 

 Velocity of blood-flow. See Circula- 

 tion. 



pressure in blood-vessels, 511 

 Venous blood-pressures, 507 



cistern, 517 



pulse, 528 



in brain sinuses, 631 

 Ventilation, principles of, 666 

 Ventricle. See Heart. 

 Veratrin, effect of, on muscle, 31 

 Vernix caseosa, 865 

 Vestibular nerve, 214 

 Vestibulospinal tract of spinal cord, 



181, 235 



Villi, intestinal, movements of, 729 

 Vision. See Eye and Retina. 

 Visual acuity, 343 



center in cortex, 207 



field, binocular, 372 

 monocular, 342 



fields, conflict of, in binocular 

 vision, 375 



purple, 338 



Vital capacity, 653 

 Vitamine, 740, 904 

 Volume curve of heart, 549 

 Voluntary muscular contractions, 45 

 Vomiting, 735 



WALLERIAN degeneration, 124, 164 



Warm spots of skin, 280 



Water, absorption of, in stomach, 786 



excretion of, 856 

 Weber-Fechner law, 285 

 Wharton's duct, 752 

 Wirsung, duct of, 787 

 Work done by contracting muscle, 40 



XANTHIN, 65, 850 



oxidase, 852 

 Xanthoproteic reaction for proteins, 



1012 



ZYMOGEN, 749 

 granules, 760 

 Zymoids, 746 



