CONTENTS. 



PART I. 



Page 



SECT. I, Of Motion - i 



II. Explanations and Definitions 3 



III. The Motions of the Retina demonilrated by 



Experiments - 8 



IV. Laws of Animal Caufation - 20 

 V. Of the four Faculties or Motions of the Sen- 



forium - 2 r 



VI. Of the four Clafles of Fibrous Motions 23 



VII. Of Irritative Motions - 25 



VIII. Of Senfitive Motions - 29 



IX. Of Voluntary Motions - - 3 1 



X Of Aflbciate Motions - 34 



XI. Additional Obfervations on the Senforial 



Powers - 37 

 XII. Of Stimulus, Senforial Exertion, and Fibrous 



Contraction 43 



XIII. Of Vegetable Animation - - - - 73 



XIV. Of the Produftion of Ideas 79 

 XV. Of the Clafles of Ideas - - - - oc 



XVI. Of Inftinft - 10 1 

 XVII. The Catenation of Animal Motions - - 147 

 XVIII. Of Sleep 153 

 XIX. Of Reverie - 170 

 XX. Of Vertigo - - - 175 

 XXI. Of Drunknennefs - -191 

 XXII. Of Propenfity to Motion. Repetition. Im- 

 itation - 198 



XXIII. Of the Circulatory Syflem - 206 



XXIV. Of the Secretion of Saliva, and of Tears. 



And of the Lachrymal Sack - 212 



XXV. Of the Stomach and Inteftines - - - 217 

 XXVI. Of the Capillary Glands, and of the Mem- 

 branes - 226 

 XXVII. Of Haemorrhages - - - - 229 

 XXVIII. The Paralyfis of the Ladeals 234 



SECT. 



