xii CONTENTS 



CHAPTER VIII PAGE 



COLLOIDS (CONT'D) 61 



Suspensoids and Emulsoids, 61; Gelatiuization, 62; Imbibition, 63; Action of 

 Electrolytes on Colloids, 63; Proteins as Colloids, 64; Surface Tension, 65; 

 Adsorption, 66; Reactions which Depend on Adsorption, 67; Conditions that 

 Influence or are Influenced by Adsorption, 68; Biological Processes Depend- 

 ing on Adsorption, 70. 



CHAPTER IX 



FERMENTS, OB ENZYMES 71 



The Nature of Enzyme Action, 72; Properties of Enzymes, 73; Reversibility 

 of Enzyme Action, 77; Specificity of Enzyme Action, 79; Peculiarities of 

 Enzymes, 80; Types of Enzyme, 81; Enzyme Preparations, 82; Conditions for 

 Enzymic Activity, 82. 



PART II 

 THE BLOOD AND THE LYMPH 



CHAPTER X 



BLOOD: ITS GENERAL PROPERTIES (BY R. G. PEARCE) 85 



Quantity of Blood in the Body, 85; Water Content, 87; Proteins, 88; Fer- 

 ments and Antiferments, 90. 



CHAPTER XI 



THE BLOOD CELLS (BY R. G. PEARCE) 92 



Red Blood Corpuscles, or Erythrocytes, 92 ; Origin, 93 ; Rates of Regeneration, 

 94; Hemolysis, 96; Leucocytes, 97; Blood Platelets, 98. 



CHAPTER XII 



BLOOD CLOTTING 99 



Visible Changes in the Blood During Clotting, 99; Methods of Retarding 

 Clotting of Drawn Blood, 100; Nature of the Clotting Process, 102; Influence 

 of Calcium Salts, 104; Influence of Tissues, 105. 



CHAPTER XIII 



BLOOD CLOTTING (CONT'D) 107 



Theories of Blood Clotting, 107 ; Intravascular Clotting, 108 ; Measurement of 

 the Clotting Time, 109; Blood Clotting in Various Physiological Conditions, 

 111; Blood Clotting in Disease, 111; Hemorrhagic Diseases, 113; Thrombus 

 Formation, 113. 



CHAPTER XIV 



LYMPH FORMATION AND CIRCULATION CEREBROSPINAL FLUID 115 



General Considerations, 115; Experimental Investigations, 118; Edema, 120; 

 Cerebrcspinal Fluid, 121. 



