Hcemajlatics. 25 
Blood, in the Proportion chat all the Parts 
of the Body below the Heart, exceed the 
Bulk of thofe above the Heart. 
Experiment IV. 
I. T Injected alfo with Wax the left Auricle 
J. and Ventricle of an Ox’s Heart, which 
Ox was by guefs fuppofed to weigh about 
1600 Pounds when alive. 
The Capacity of this Ventricle was equal 
to ‘12. 5. cubic Inches. 
The Area of the tranfverfe Seftion of the 
Aorta equal to i.yjp Inch. 
That of the defcending Aorta^ equal to 
0.5)12, that of the afcending equal to 0.85. 
2. The Pulfe of a very gentle Cow, which 
was not terrified nor difturbed, while its 
Pulfe was counted, was at the rate of thirty 
eight in a Minute nearly the fame as that of a 
Horfe. 
3. The Capacity of this Ventricle ii.y 
being divided by the Area of the Orifice of 
the Aorta 1.539, the Qiiotient 8.1. Inches 
is the length of the Cylinder of Blood, which 
is formed in palling through the Aof'ta in 
each Syftole of the Ventricle. 
5 
4. And 
