[ *77 1 
SECTION IV. 
HE exiftence of electricity in ani- 
A mals, the power they have of con- 
den fing it, and the particular ftruCture of 
the nerves, by means of which they are 
enabled to conduCt this fluid without its 
efcaping into and being difperfed among 
the furrounding parts, are three faCts 
which form a (table and affiired bafis for 
the doCtrine of animal electricity. 
We fliall now difcard from our recollect 
tion all the hypothefes which have been 
imagined and advanced to this moment, 
concerning the nature of animal lpirits, 
as their whole fupport is that of authori¬ 
ties, abftraCted from which they remain 
naked and folitary. 
N 
I have 
