INDEX 



1183 



Trophic state of muscle, 67 



theory of cardiac inhibition, 319 

 Trypsin, 935 

 Tubular glands, 892 

 Tubulo-racemose glands, 892 

 Tunica albuginea, 1123, 1127 



externa, 415 



media, 415 

 Tunnel of Corti, 776 

 Ttirck's column, 612 

 Turk's mixture for counting white blood 



corpuscles, 201 

 Tweenbrain, 664 

 Tympanic membrane, 764, 765 

 Tympanum, 763, 764 

 Tyrosinase, 513, 514 



Umbilical artery, 260 



cord, 1142 



vein, 260 

 Uncinate fasciculus, 661 

 Undulatory theory of light, 794 

 Unimolecular reaction, 992 

 Unipolar stimulation of muscle and 

 nerve, 151 

 effects of, 154 

 Upper extremity, motor points in, 152 

 Urea, 1051 



content of blood, 170 



daily excretion of, 1085 



in urine, 1083 



nitrogen in starvation, 1053 



origin of, in liver, 1084 

 Uremia, 1084 

 Ureters, 1076 

 Urethra, 1123 

 Urethral glands, 1126 

 Uric acid in urine, 1087 

 Urinary bladder, 1076 



nervous control, 1077 



tubules, absorption of water from, in 

 urine secretion, 1071 

 Urine, 1080 



acetone in, 1086 



amino-acids in, 1087 



ammonia in, 1086 



carbamide in, 1083 



carbonates in, 1082 



chlorids in, 1081 



color, 1080 



composition, 1080, 1081 



creatin in, 1087 



creatinin in, 1087 



freezing point, 1081 



general characteristics, 1080 



hippuric acid in, 1087 



indican in, 1082 



indole in, 1082 



inorganic constituents, 1081 



odor, 1080 



organic constituents, 1083 



phosphates in, 1082 



purine bases in, 1087 



quantity, 1080 



reaction, 1081 



Urine, regurgitation of, prevention, 

 1076 

 secretion of, 1064 



absorption of water from urinary 



tubules in, 1071 

 Ludwig's filtration theory, 1067 

 modem theory, 1072 

 pure mechanical theory, facts con- 

 tradicting, 1068 

 stimulation of, 107 

 theories of, 1067 

 specific gravity, 1080 

 sulphates in, 1082 

 taste, 1080 

 urea in, 1083 

 uric acid in, 1087 

 viscosity, 1081 

 UrobiUgen, 948 

 Urobilin, 196, 948, 1080 

 Urobilinogen, 1080 

 Urochrome, 196, 1080 

 Uroerythrin, 1080 

 Uterus at end of pregnancy, 1138 

 contraction of, spinal center for, 596 

 effect of pituitrin on, 978 

 in pregnancy, 1138, 1139 

 virgin, 1138 

 Utricle of ear, 771, 782 



Vagi nerves, function, 434 

 Vagus nerve, 654 



divided, excitation of central end, 

 537 

 stimulation of distal end, 537 

 function of, 536 



inferior laryngeal branches, 535 

 pressure on, effect on heart, 327 

 specificity of, 316 

 superior laryngeal branch of, 534 

 Valsalva, sinus of, 272 

 Valve, Eustachian, 262 



ileocecal, 1017 

 Valves, auriculoventricular, 268 

 of heart, 263 



arrangement, 267 

 play of, 306 

 semilunar, 271 

 van't Hoff's theory of activation of 



oxygen, 511 

 Vas deferens, 1123 , 

 Vasa efferentia, 1123 



recta, 1123 

 Vascular system, general arrangement, 



253 

 Vasoconstriction, 412 



theories of, 417 

 Vasoconstrictors, 412 

 Vasodilatation, 412 



theories of, 417 

 Vasodilators, 412 



Vasomotor action, methods of detect- 

 ing, 420 

 center, 412 



activity of, 413 

 location of, 412 



