Q.66i ) 
parts, the Congeftion cannot be made fo fuddenly as m 
other Seafons and therefore, fince the admiffion of the 
matter is had in Sieep, enough cannot be taken in un- 
der a fecond Might's Interval to fupply enough for a Tur- 
gefcence ; which the nature of the matter in fome mea- 
iure hinders from rifing up to it. 
The longer Periods he fuppofes are deducible from a 
greater diipofition to Acidity in the Nervous Juice. And 
that the Seat of the Diftemper is there, the Confideration 
of the Symptoms ,wholly or chiefly affecting the Nervofum 
Genus in thofe longer Periods, lb far as he has obferved, 
feem to him a cogent Argument. 
As to the Anomalies of them, he fuppofes them, in 
the Fourth place, deducible partly from the Variety of 
the Conftitutions of Particular Perfons, partly from par- 
ticular Changes of the^4ir, Aliments^ &c. and from ex~ 
ternal occafions^ which cannot be enumerated. 
Then he comes to confider the Method of Cure : And 
fince (everal Adminiftrations are neceflary (feme at one 
time of the Diftemper, fome at another; and fome for 
fbme Peribns, fome for others, according to various Cir- 
cumftancesj he goes through them, and endeavours to 
render an Account in genera!, on what Score Pielotomy, 
Vomit s, Purgers, Diaphoretic ks, Diure ticks ^ Altering Me- 
dicines, as Digeflives, Specificks, Opiats, and Pericarp/a 
produce their effects, when 'tis proper in their turns to 
u(e them. After which he delivers ^ fufficient account 
of the particular Methods which he conceives proper for 
each of the -three forts of intermitting Fevers. 
But fince the Cortex Peruvianas is become Co Celebra- 
ted, as well as it is an effectual Remedy for them all, he 
in an entire Chapter offers an Etiology of it, agreeably 
to the Hypothecs he has laid down of their Source, and 
from Mechanical Principles. To form which, he, iB 9 
enumerates (everal Olfervables relating to its known ef- 
fects and circumftances of its Exhibition* zly. He con- 
fiders 
