x CONTENTS 



PAGE 



SECTION V. LYMPH AND CHYLE - - - 57 



Lymph - - -57 



Chyle - - - - - - -58 



SECTION VI. FUNCTIONS OF BLOOD AND LYMPH - 59 



Phagocytosis ----- 59 



Diapedesis - - - - - - -61 



CHAPTER III. 

 THE CIRCULATION OF THE BLOOD AND LYMPH. 



SECTION I. PRELIMINARY ANATOMICAL AND PHYSICAL DATA - 80 

 Physiological anatomy of the vascular system - 81 



Flow of a liquid through tubes - 83 



SECTION II. THE BEAT OF THE HEART IN ITS PHYSICAL OR 



MECHANICAL RELATIONS - ... 85 



Events in the cardiac cycle - - - -85 



The sounds of the heart - - - - 88 



The cardiac impulse - 90 



Endocardiac pressure - - - - -92 



The ventricular pressure-curve - - - -94 



The auricular and venous pressure-curve - - 98 



SECTION III. PHYSICAL &R MECHANICAL PHENOMENA OF THE 



CIRCULATION IN THE BLOODVESSELS - - - 101 



The arterial pulse - - - - - 101 



Arterial blood-pressure - - - 109 



Measurement of the blood -pressure in man - - 113 



Velocity of the blood - - - 117 



Measurement of velocity of blood - - - 120 



The volume -pulse - - 127 



The circulation in the capillaries - - 129 



The circulation in the veins - - -132 



The circulation -time - - - - - 135 



Work and output of heart - - - 139 



SECTION IV. THE HEART-BEAT IN ITS PHYSIOLOGICAL RELA- 

 TIONS - 140 

 Intrinsic nerves of the heart - - - 141 

 Cause of the heart-beat - - 141 

 Conduction and co-ordination in heart - 146 

 Auriculo-ventricular bundle - - 147 

 Fibrillary contractions - - 151 

 Chemical conditions of heart-beat - - 152 

 Resuscitation of the heart ... . 153 

 Refractory period of heart - - 155 



