xiv TABLE OF CONTENTS 



BOOK II 



THE SELF-PRESERVATIVE INSTINCT 



CHAPTER IV 



THE INSTINCT OF SURVIVAL . 



Self-protective reactions of the body. The somatic 

 appetite. Hunger and its consequences. Self-preserva- 

 tive reactions of the nervous system. Youth, maturity, 

 and age. The prolongation of life. Health and disease. 



CHAPTER V 



DEFENSES OF THE BODY 123 



Mechanical and chemical defensive processes. Oxida- 

 tion and synthetic defenses. Leucocytes, opsonins, anti- 

 bodies. Protective activities of bacteria. The nature 

 of disease. 



CHAPTER VI 



SELF-PRESERVATION AND THE MENTAL LIFE . . . 139 



Relation of the mental life to physical conditions. 

 Mental abnormalities and defects or lesions of the nerv- 

 ous system. Functional mental disorders. Conscious- 

 ness as affected by chemical agents. Effects of bacterial, 

 intestinal, and other poisons. Cerebral activity and the 

 nerves of sensation. Erroneous habits. Effects of sug- 

 gestion on mental life. Hypnotic suggestion. Christian 

 Science and the Emmanuel Church. 



CHAPTER VII 



DEATH AND IMMORTALITY 169 



The mystery of death. Human life and the life of 

 the brain. Personality and the integrity of the cortical 

 structures. Science, education, and the belief in im- 

 mortality. 



