372 



INDEX 



Peptones, 92, 127 



in blood, 196 



in peptic digestion, 159 

 Phenol, gives Millon's test, 102 

 Phloridzin diabetes, 207 

 Phosphates, 38 



in urine, 191 

 Phosphatides, 19, 87-90 

 Phospholipins, in brain, 138 

 Phosphoproteins, 92, 114, 115 

 Phosphorus, 36 



Pituitary, and metabolism, 227 

 Plasmolysis, 22 

 Polariscope, 45 

 Polarized light, 43 

 Polysaccharides, 48, 75-79 

 Potassium, 38, 193 

 Prolamines, 92, 112 

 Proline, built in body, 201 



in prolamines, 112 

 Protamines, 92, 113 

 Proteans, 92, 125 

 Proteins, 19, 91-129 



absorption of, 174 



amount in body, 19 



amount required, 197-203 



classification of, 92 



color tests for, 101-103 



elementary composition, 91 



evidence for structure of, 108 



form in which absorbed, 196 



general reactions, 98-105 



hydrolysis of, 94 



hydrolysis not symmetrical, 109 



importance, 91 



individual groups, 110-129 



metabolism of, 195-203 



molecular weight of, 94 



peptid linkage in, 106 



precipitation reactions, 103-105 



preparation of, 93 * 



putrefaction of, 109 



specific nature of, 203 



storage of, 196, 197 



structure of, 105-109 

 Proteosos, 92, 127 



in blood, 195 



in peptic digestion, 159 

 Protoplasm, properties of, 18 

 Ptomaines, 110, 170 

 Ptyalin, 149 

 Puncture diabetes, 205 



Purine bases, from nucleic acid, 

 124 



sources of uric acid. 185 



synthesis in body, 187 

 Putrefaction, intestinal, 170 



intestinal, reduced by bile, 167 



of proteins, 109 

 Pylorus, control of, 161 

 Pyrimidcne bases, from nucleic 



acid, 124 

 Pyruvic acid, 100, 197 



E 



Kennin, 159-160, 165 



pancreatic, 165 

 Respiratory quotient, 208 

 Rhamnose, 41 

 Ribose, 48 



S 



Saccharose, 48, 72-74 

 Saliva, 146-151 

 Saponification of fats, 83 

 Secondary protein derivatives, 127- 



129 



Secretin, 163 



Sexual glands, and metabolism, 226 

 Silicon, 35 

 Silver, 35 



Simple proteins, 92, 110-113 

 Skatol, 110, 170 

 Skin, 144 

 Soap, as cleansing agent, 84 



as emulsifier of fats, 82 

 Soda lime, test for X, 38 

 Sodium, 38, 193 

 Sodium chloride in diet, 39 



phosphate, 38 

 Solutions, electrical properties of, 



23 

 Specific dynamic action of foods, 



217 



Specific rotation, 43 

 Spleen, contains iron, 39 

 Starch, 48, 49, 76-77 



digested by pancreatic juice, 165 



digested by saliva, 150 

 Starvation, 220, 221 

 Steapsin, pancreatic, 165 

 Stearic acid, 80 

 Stokes reagent, 120 



