xii CONTENTS. 



CHAPTER PAGE 



VIII. Of the Quantity of Blood passing through the Heart from the 

 Veins to the Arteries j and of the Circular Motion of the 



Blood 45 



IX. That there is a Circulation of the Blood is confirmed from the 



first proposition 48 



X. The First Position : of the Quantity of Blood passing from the 

 Veins to the Arteries. And that there is a Circuit of the 

 Blood, freed from objections, and farther confirmed by Expe- 

 riment 52 



XL The Second Position is demonstrated 54 



XII. That there is a Circulation of the Blood is shown from the 



Second Position demonstrated 60 



XIII. The Third Position is confirmed : and the Circulation of the 



Blood is demonstrated from it . . . . . .62 



XIV. Conclusion of the Demonstration of the Circulation ... 68 

 XV. The Circulation of the Blood is further confirmed by probable 



reasons ib. 



XVI. The Circulation of the Blood is further proved from certain 



consequences 71 



The Motion and Circulation of the Blood are confirmed from the 

 particulars apparent in the Structure of the Heart, and from 

 those things which Dissection unfolds 75 



THE FIRST ANATOMICAL DISQUISITION ON THE CIRCULA- 

 TION OF THE BLOOD, ADDRESSED TO JOHN RIOLAN 89 



A SECOND DISQUISITION TO JOHN RIOLAN; IN WHICH 

 MANY OBJECTIONS TO THE CIRCULATION OF THE BLOOD 

 ARE REFUTED 109 



