INDEX 



1421 



Trigonum habenulae, 423 



Trimethylamine, 54 . 



Triolein, 60 



Tripalmitin, 60 



Tripeptides, 99 



Triphasic variation of heart, 1067 



Triple phosphate, 1244, 1258 



Tristearin, 60 



Tritocerebrum, 331 



Trammer's test, 68 



Trophoblast, 1377 



Trypsin, 789 



action on polypeptides, 791 

 on proteins, 789 



destruction of, 791 



velocity of action, 185 



of reaction, 791 

 Trypsinogen, 789 

 Tryptophane, 94, 100, 104 



fate of, 862 

 Tuber cinereum, 422 

 Tuning-fork, 217, 220 

 Turacin, 938 

 Tympanic membrane, 570 



movements of, 571 

 Tympanum, 570 

 Tyrosinase, 1237 

 Tyrosine, 55, 93, 100, 101 



crystals, 93 



reactions, 94 



in urine, 1257 



Uffelmann's reagent, 241 

 Ultra-microscope, 61 



Ultra-red rays, insensitivity of eye to, 635 

 Ultra-violet rays, absorption in eye, 635 

 Umbilical cord, 1378 

 Uncinate fasciculus, 481 

 Uncus, 473 



Unicellular organisms, growth of, 4 

 Unimolecular reaction, 181 

 Unipolar excitation, 302 

 law of, 303 

 Unstriated muscle, 271 



propagation of wave in, 275 

 Uracil, 115, 876 

 Urate deposit, 1257 

 Urates. 1249 

 Urea, 1245 



estimation, 1259 



Folin's method, 1260 

 hypobromite method, 1259 

 fermentation of, 1246 

 origin of, 857 

 output in starvation, 704 



on protein diet, 856 

 oxalate, 1246 



preparation from urine, 1247 

 Ureter, contractions of, 1289 

 Uric acid, 114, 1248 

 crystals, 1257 

 daily amount, 1250 

 endogenous, 880 

 estimation, 1261 

 excretion, 879 

 in gout, 882 

 origin of, 878 



Uric acid, oxidation of, 879 

 preparation, 1248 

 production in birds, 859 

 structure of, 875 

 synthesis, 114 

 tests, 1249 



Uricolytic ferment, 879 

 Urinary constituents, estimation of, 



1258-1263 

 deposits, 1257 

 Urine, abnormal constituents in, 1253- 



1258 



acetone in, 1255 

 ammonia in, 1245 

 average composition, 1242 

 bases of, 1244 

 chlorides of, 1242 

 composition of, 1240-1263, 1277 



on various diets, 880 

 conditions of glomerular filtration, 



1272 



freezing-point, 1241 

 inorganic constituents of, 1242 

 lactose in, 1253 

 neutral sulphur in, 1243 

 organic constituents of, 1245 

 oxyacids in, 1255 

 specific gravity of, 1241 

 sugar in, 1253 

 phosphates of, 1243 

 pigments of, 1252 

 pressure of, in ureter, 1271 

 reaction of, 1241 

 secretion of, 1264-1288 

 in glomerulus, 1269 

 influence of colloids, 1272 



kidney volume, 1274 

 sulphates of, 1243 

 Uriniferous tubule, course of, 1265 



tubule, functions of, 1268 

 Urobilin, 1252 

 Urochrome, 1252 

 Uroerythrin, 1252 

 Urorosein, 1253 

 Urotropine, 1260 

 Uterus, changes in, during pregnancy, 



1376 



nerve-supply, 1374 

 Utricle, 573 



primordial, 14, 140 

 Uvea, 626 



VACUOLE, contractile, 15 

 food, 15 

 water, 15 



Vago-glossopharyngeal nucleus, 426, 467 

 Vagus, 528 



action on auricles, 1091 



on bronchioles, 468 



on heart, 1089 



on intestines, 819 



on oesophagus, 764 



on respiration, 1215 



on stomach, 785 

 distribution in abdomen, 786 

 excitation, Engelmami's views, 1091 

 expiratory fibres, 1215 



