\I 



CONTENTS. 



III. — The Animal Forces of the Nerves considered solely in their relation 

 with the Animal-Sentient Forces of the Brain 

 Of the External Impressions 

 On External Sensations . 

 The External Senses 

 The Sensational Conceptions 

 Imaginations . 

 Expectations . 

 The Understanding 

 Sensational Pleasure and Suffering 

 Desires and Aversions 

 Instincts, — Passions 

 The Free- Will . 



Actions excited by the Mind, or Sentient Actions 

 Actions of Material Ideas in the Nervous System 

 Actions of Material Ideas in the Brain 

 Actions of Material Ideas through the Nerves generally 

 Actions of the Material Ideas in the Nerves exclusively 



CHAPTER III. 

 On the Influence of the Animal-Sentient Forces in the Mechanism 



OF Animal Organisms 

 Actions of Material Ideas in the Mechanical Machines of the Brain 

 Actions of Material Ideas in the Mechanical Machines through the Nerves 85 

 Actions of External Sensations in the Mechanical Machines 

 Actions of Imaginations in the Mechanical Machines 

 Actions of the Sensational Foreseeings in the Mechanical Machines 

 Actions of Sensational Pleasure and Pain in the Mechanical Machines 

 Actions of the Sensational Desires and Aversions in the Mechanical 



Machines ..... 



Actions of the Sensational Instincts in the Mechanical Machines 

 Self-Love ..... 



Instinct foi? Food ..... 

 Instinct to perform Sensational-voluntary Movements 



