670 



INDEX 



Ring test for urobilin, 418 



Roaf 's method for crystallizing hippuric acid, 407, 



620 



Robert's ring test for protein, 103, 440 

 reagent, preparation of, 103, 440 

 Robin's reaction for urorosein, 467 

 Rosenheim's bismuth test for choline, 375 

 Rosenheim's periodide test for choline, 374 

 Rosenheim and Drummond's volumetric methods 



for sulphates and total sulphur, 566, 567 

 Rose's method for determination of pepsin, 170 

 Rosolic acid, use of, as indicator, 156, 161 

 Russo's reaction, 470 

 Ruttan and Hardisty's ortho-tolidin test for blood, 



173, 236, 266, 446 



Saccharide group, 20 

 Saccharose (see Sucrose, 19, 40) 

 Sahli's desmoid reaction, 146 



reagent, 167 

 Salicylaldehyde reaction for acetone (Frommer), 



452 

 Saliva, S3 



alkalinity of, 54 

 amount of, 54 

 bacteria in, 57 

 biuret test on, 57 

 calcium in, 58 

 chlorides in, 58 

 constituents of, 54 

 digestion of dry starch by, 59 

 digestion of inulin by, 59 

 digestion of starch paste by, 55, 58 

 dilution of, influence on digestion, 59 

 enzymes contained in, 54 

 excretion of potassium iodide in, 60 

 inorganic matter in, tests for, 58 

 Millon's reaction on, 57 

 mucin from, preparation of, 58 

 nitrites in, test for, 58 

 phosphates in, test for, 58 

 potassium thiocyanate in, 58 

 reaction of, 54, 57 

 secretion of, 53 

 specific gravity of, 54, 57 

 sulphates in, test for, 58 

 tests on, 57 

 thiocyanates in, 54, 58 

 tripeptide-splitting enzymes in. 56 

 Salivary amylase, i, 4, 10, 55, 191 



activity of, in stomach, 56, 191 

 inhibition of activity of, 56 

 nature of action of, 55, 56 

 products of action of, 55 

 scheme showing, 55 

 Salivary digestion, 53 



graphic representation of, 55 

 influence of acids and alkalis on, 55, 60 

 dilution on, 56, 59 

 metallic salts on, 60 

 temperature on, 59 

 Salivary digestion, nature of action of acids and 



alkalis on, 60 



qualitative analysis of products of, 59 

 Salivary digestion in stomach, 56, 191 

 glands, S3 



Rockwood method, 56 

 stimuli, 53 



Salkowski-Autenrieth-Barth method for deter- 

 mination of oxalic acid in urine, 562 

 Salkowski's test for cholesterol, 213, 374 



for creatinine, 402 

 Salmine, 66, 67, 68, 94, 95 

 "Salt-free" diet, metabolism on a, 609 

 Salted plasma, preparation of, 271 

 Salting-out experiments on proteins, 104, 121 

 Santonin, influence of, on color of feces, 241 

 Saponification, 180, 184, 185 

 of bayberry tallow, 184 

 of lard, 185 

 Sarcolactic acid, 359 



Scallops, preparation of glycogen from, 366 

 Scheme for analysis of biliary calculi, 212 

 bone ash, 356 

 stomach contents, 162 

 urinary claculi, 494 

 separation of carbohydrates, 52 



of proteins, 121 

 Scherer's coagulation method for determination 



of albumin in urine, 550 

 Schiff's reaction for cholesterol, 213, 374 



for uric acid, 398 

 Schmidt diet, composition of , 231 

 Schmidt's nuclei test for pancreatic insufficiency, 



240 



Schmidt's test for hydrobilirubin, 238 

 Schulte's method for detection of proteose in 



urine, 443 



Schutz's law, statement of, 9, 169 

 Schweitzer's reagent, action of, on cellulose, 49 



preparation of, 48 



Scleroproteins (see Albuminoids), 93, in 

 Scombrine, 66, 94 x 

 Scombrone, 93, 95 

 Scybala, 49, 226 



Secondary protein derivatives, 64, 95, 117 

 Secondary proteoses, 119 

 Secretin, 188 

 Seliwanoff s reaction 34, 462 



reagent, preparation of, 34, 462 

 Senna, influence of, on color of feces, 241 

 Separation of feces, importance of, in nutrition 



and metabolism experiments, 227, 620 

 Serine,64, 66, 68, 72 



crystalline form of, 72 

 formula for, 72 



Serum albumin, 93, 249, 270, 430, 438 

 in urine, 430, 438 



test for, 439 

 Serum, blood, 249, 270 



milk, 329 



Serum globulin, 93, 249, 430, 438 

 in urine, 430, 438 

 test for, 442 



Shackell's method for vacuum desiccation, 504 

 Silicates in urine, 387, 429 

 Silver lactate solution, 646 

 Silver reduction test for uric acid (Schiff), 398 

 Skatole, 215, 216, 217, 222 



tests for, 222 

 Skatole-carbonic acid, 220, 223 



test for, 223 

 Soap, salting-out of, 184 



insoluble, preparation of, 185 

 Sodium and potassium in urine, 387, 427, 576 

 quantitative determination of, 576 



