992 



INDEX 



Vital capacity, 317, 329 



in disease, 329 



Vital theory of urine excretion, 545 

 Vitamines, 618 

 Vividiffusion, 641 

 Vomiting, 483 



W 



Water content of blood, 87 

 Water hammer, in blood pressure meas- 

 urement, 134 

 Wheatstone bridge, 18 

 White crescentie line, 231 

 Wiggers manometer, 147 

 Willard Gibbs, principle of, 66 



Word blindness, 861 

 Word centers, 860 

 Word deafness, 861 



Xanthine, 667, 671 



Xanthine oxidase, 671 



Xanthosine, 671 



X-rays, in study of stomach, 469 



movements of stomach seen by aid of, 

 485, 489 



Zein, inadequacy for growth, 612 

 Zymogen granules, 454, 455, 464 



