254 



ESSENTIALS OF CHEMICAL PHYSIOLOGY 



Peptone blood, 195 



Peptonuria, 168 



Perfect foods, 50, 53 



Pericardial fluids, 108 



Pettenkofer's test for bile salts, 79, 91, 

 92, 169 



Pfliiger's mercurial air-pump, 231, 232 



Phagocytes, 121, 122 



Phenol, 66, 85, 95 



Phenolphthalein, 22 ; phenyl-alanine, 

 33, 34, 98 



Phenyl sulphate of potassium, 154 



Phenyl-hydrazine test for sugar, 177 



Phloretin, 88 



Phloridzin, 88 ; diabetes, 88 



Phloroglucin reaction, 178 



Phosphates of urine, 141, 154, 156, 163 ; 

 estimation of, 207 ; tests for, 141, 156, 

 163, 165 



Phosphates, stellar, 155, 156, 164, 165 



Phosphates, triple, 155, 156, 164, 165 



Phospho-molybdic acid, 182 



Phospho-proteins, 41, 44 



Phosphorised fat, 201 



Phosphorus, 3, 8, 11 ; tests for, 10 



Phospho-tungstic acid, 182 



Photographic spectra, 191 



Physiological chemistry, 1 



Physiological proximate principles, de- 

 tection of, 171 



Pickering on colour reactions of proteins, 

 183 



Picramic acid, 17 



Picric acid, 17 ; tests for sugar, 17, 167 



Pigment of red corpuscles, 110-114 ; of 

 muscle, 199 ; of urine, 213, 215 



Pigments, pathological, 215 



Pilocarpine, administration of, 80, 187 



Piotrowski's reaction, 27, 41, 183 



Plain muscle, 198, 199 



Plasma, constituents of, 109 ; gases of, 

 109 ; proteins of, 109 



Plasma of blood, 101, 103, 108, 109, 

 194 ; of muscle, 197 



Plasmon, 186 



Platinum, 8 



Pleochromatism, 225 



Poisonous alkaloids, 85 



Polarimeters, 178, 226 ; of Laurent, 228 ; 

 of Soleil, 227 ; of Zeiss, 228 



Polarisation, circular, and chemical con- 

 stitution, 230 



Polarisation of light, 222 



Polariscopes, 226 



Polarised light, 222 ; action of carbo- 

 hydrates on, 16, 17, 18, 19 ; of pro- 

 teins, 39 



Polarising microscope, 224 



Polypeptides, 31, 36, 47 



Polysaccharides, 16, 20 



Pork, 57 



Portal vein, s<) 



Positive phase, 104 



Potash, method of extracting glycogen, 

 176 ; of showing zymogen granules, 

 187 



Potassio-mercuric iodide, 182 



Potassium, 3, 8 



Potassium caseinogenate, 55 



Potassium ferricyanide in preparation 

 of methaemoglobin, 188 



Potassium ferrocyanide in the estimation 

 of phosphate, 207 



Potassium permanganate in estimation 

 of uric acid, 210, 211 



Potassium sulphocyanide in saliva, 62, 

 68 



Potatoes, 52 



Precipitants of proteins, 39, 40, 182, 

 183 



Precipitation, 40 



Precipitin, 125 



Prevost and Dumas on formation of 

 urea, 147 



Primary albumoses, 75; proteoses, 75 



Principal cells of stomach, 70, 71 



Prisms in direct-vision spectroscope, 

 117 



Propionic acid, 24, 31, 33 



Prosecretin, 83, 186 



Prosthetic group, 44 



Protagon, 201 



Protamines, 41, 42 



Protective inoculation, 121 



Protein-hydrolysis, 47 



Protein metabolism, 3 



Proteins, 3, 9, 11, 27-48, 57, 68-, 81, 85, 

 93, 96, 98, 123, 171, 238, 244; absorp- 

 tion of, 96, 97 ; classification of, 41 ; 

 coagulated, 37 ; coagulation of, 37 ; 

 colour reactions of, 27, 39 ; composi- 

 tion of, 3, 30 ; conjugated, 44 ; crys- 

 tallisation of, 38 ; definition of, 30 ; 

 digestion of, by gastric juice, 75 ; diges- 

 tion of, by pancreatic juice, 81 ; heat 

 coagulation of, 37 ; of blood plasma, 

 109; of milk, 54 ; of muscle, 197, 198 ; 

 of serum, 109 ; osmotic pressure of, 

 243 ; in urine, 168 ; precipitants of, 

 27, 39, 40 ; sclero-, 43 ; simple solu- 

 bilities of, 36 ; tests for, 14, 36, 182, 

 183 



Protein-sparing food, 44 



Proteolytic ferments, 74 j enzymes, 74, 

 81, 161 



Proteoses, 31, 37, 47, 65, 75, 76, 77, 79, 97, 

 107, 171, 172, 182, 195 ; in urine, 168 



Prothrombin, 105 



Proto-albumoses, 75, 76, 182 



Protones, 41 



Protoplasm, chemical structure of, 3 ; 

 properties of, 2 



