922 



INDEX 



UBKTHRA. 



Urethra, 565, 570 

 Uric acid, 166, 432, 591 



condition in which it exists in urine, 593 



crystals, various forms of, 591 



deposit of, 598 



forms in which it is deposited, 591 



origin of, 583, 593 



presence in the spleen, 335 



presence in the urine, 600 



proportionate quantity of, 592 



tests, 592 



Uricolytic enzyme, 594 

 Urina potus, 583 

 Urinary apparatus, 565 et seq. 

 Urinary bladder, 570 



nerves, ib. 



structure, ib. 



Urinary deposits, 598 et seq. 

 Urine, 582 et seq. 



analysis of, 583 



bile in, 602 



blood in, 603 



chemical sediments in, 600 



colour, 582 



composition, 583 



cystine in, 599 



expulsion, 580 



flow into bladder, 579 



hippuric acid in, 594 



inorganic constituents, 595 



mineral salts in, ib. 



pathological, 600 



phosphates in, 597, 599 



physical characters, 582 



pigments, ib. 



proteins, 600 



pus in, 601, 603 



quantity, 582 

 varies with blood-pressure, 572 



reaction of, 582 

 in different animals, 583 

 made alkaline by diet, ib. 



saline matter, 583, 588 



solids, 582 



specific gravity of, 583 

 variations of, ib. 



sugar in, 601, 602 

 tests for estimating, 602 



tests for inorganic salts of, 597 



urates, 598 



urea, 583 



uric acid in, 591 



Uriniferous tubes, diagram of, 566 

 Urobilin, 534, 582 

 Urochrome, 582 

 Uro-erythrin, 582, 594 

 Uterine muscle, 890 



reflexes, 721 

 Uterus, 867, 871 



atrophy or involution of, 895 



development in pregnancy, 893 



diagram of, 867, 887-890 



structure, 871 

 Utricle, 791 

 Uvea, 812 



V. 



Vaccination, 473 

 Vagina, 867 



Vago-sympathetic of frog, 251 

 Vagus, 



electrical variations in, 377, 378 



escape, 251 



nerve. See Pneumogastric. 



VISCERAL LAYER OF PERICARDIUM. 



Valentine's experiments on velocity of blood 



flow, 281 

 Valine, 417 



Valsalva's experiment, 388 

 Valves of heart, 213. See Heart. 

 Vas deferens, 864, 865, 879 

 Vasa efferentia of testicle, 864, 865 

 Vasa vasorum, 218 

 Vascular system, in asphyxia, 389 

 Vaso-constrictor nerves, 300, 302 

 Vaso-dilator nerves, 300, 303 

 Vaso-motor nerves, 264, 300 



distribution of, 302 



effect of section, 307 et seq. 



experiments on, 306, 307 



influence upon blood-pressure, 306 



stimulation fatigue, 135 

 Vaso-motor nerve-centres, 301, 303, 305, 721 



nervous system, 800 et seq. 



reflex action, 305 

 Vegetables as food, 479, 490 

 Vegetable cells, 5 



protoplasmic movement in, 12, 13 

 Veins, 208, 214, 218 et seq. 



circulation in, 299 et seq. 

 velocity of, 281 



distribution, 218 



interlobular, 569 



pressure in, 278 



pulmonary, 219 



rhythmical action in, 299 



structure of, 219 



valves of, 219 et seq. 

 Velocity head, 286 



pulse, 284, 300 



Velocity of blood in arteries, 281 

 in capillaries, ib. 

 in veins, ib. 



of circulation, ib. 



of enzyme action, 516, 520 



of nervous impulse, 159 

 Vena cava, 210 

 Venae rectae, 570 

 Venae stellulse, 569 

 Venous flow, 299 

 Ventilation, 379, 384 

 Ventral cerebellar tract, 658 

 Ventricles of the brain, 644 

 Ventricles of heart. See Heart. 

 Ventricular diastole, 233, 23 1 



systole, ib. 



Veratrine, effect of, on muscular contraction, 99 

 Vernon, heat rigor experiment, 139 



on tissue-erepsin, 546 



pancreatic secretion, 523 

 Vertical axis of eyeball, 851 

 Verworn, Max, strychnine and fatigue, 135 

 Vesical centre, 580 

 Vesicle, 



germinal, 18 

 Vesiculae seminales, 865 

 Vestibular nerve, 663 

 Vestibule of osseous internal ear, 753, 790 

 Vibrations, conveyance of, to auditory nerve, 796 



et seq. 

 Vierordt's experiments on blood-circulation, 



289 



Vierordt's haematachometer, 287 

 Vieussen's annulus, 196, 251, 302 

 Villi in chorion, function of, 888 



of intestines, 494, 495 

 Vincent, Swale, muscle proteins, 142 

 Visceral layer of pericardium, 208 



mesoblast, 884 



pain, 777 



sensations, 777 



