8 TABLE OF CONTENTS 



CHAPTER XI 



PAGE 

 THE EYE 151 



CHAPTER XII 

 THE HYGIENE OP THE NERVOUS SYSTEM 105 



CHAPTER XIII 

 THE ALIMENTARY CANAL DIGESTION 176 



CHAPTER XIV 



SALIVARY AND GASTRIC DIGESTION 190 



CHAPTER XV 



INTESTINAL DIGESTION ABSORPTION 204 



CHAPTER XVI 

 THE BLOOD 218 



CHAPTER XVII 

 THE COURSE AND PHYSICS OF THE CIRCULATION 229 



CHAPTER XVIII 

 THE HEART 247 



CHAPTER XIX 

 THE REGULATION OP THE CIRCULATION 262 



CHAPTER XX 

 BREATHING ;278 



CHAPTER XXI 

 RESPIRATION (continued) 293 



CHAPTER XXII 

 METABOLISM 305 



