VI CONTENTS 



CHAPTER IV 



Absorption 72 



General Principles, 72. Absorption from the Stomach, 72. Absorp- 

 tion from the Small Intestine, 73. Absorption from the Large 

 Intestine, 74. 



CHAPTER V 



Blood and Lymph 76 



Blood, 76. Composition of the Blood, 77. Reaction of the Blood, 77. 

 Corpuscles, 78. Hemoglobin, 78. Identification of Blood Stains, 

 80. White Blood Cells, 81. Function of Leukocytes, 82. 

 Plasma, 82. Coagulation of the Blood, 84. Intravascular Clot- 

 ting, 86. Regeneration of Blood, 86. Saline Injections, 87. 

 Transfusion of Blood, 88. Biological Reactions of Blood, 88. 

 Side-chain Theory, 89. 



CHAPTER VI 



Circulation 94 



Path of the Blood, 94. The Heart, 95. Heart Sounds, 96. Venous 

 Pulse, 98. Work of the Heart, 99. Events of Cardiac Cycle, 100. 

 Neurogenic and Myogenic Theories of Heart Beat, 102. Elec- 

 trical Changes in Heart, 103. Cardiac Fibers in Frog and Dog, 

 105. The Nerves of the Heart, 106. Depressor Nerve, 107. 

 Cardio-inhibitory Centre, 108. Cardiac Blood Supply, 109. 

 Arteries, Capillaries, and Veins, 110. Pulse, 112. Pulmonary 

 Circulation, 114. Vasomotor System, 115. Vasomotor Centre, 

 116. Diagram of Vasomotor Fibers, 117. Vasomotor Reflexes, 

 118. Circulation of Lymph, 118. 



CHAPTER VII 



Respiration 123 



General Conception, 123. Inspiration and Expiration, 124. Forced 

 Respiration, 125. Associated Respiratory Movements, 126. 

 Ventilation, 127. Respiratory Quotient, 128. Physical Factors 

 in the Exchange of Gases, 129. Variations in Breathing, 130. 

 Asphyxia, 130. Respiration on Blood Pressure, 132. Respiratory 

 Centre, 133. Stimulation of Nerves on Respiration, 134. Nor- 

 mal Respiration, 135. Modifications of Respiratory Movements, 

 136. 



