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Incompatibility of a plurality of actions et&c.

Hopkinson's child—but they are only accidental
exceptions, to a general rule. The consideration
of this is important because it frequently
happens that to change the action, is the
first & most important indication in
the cure of a disease. Again, again, & again have
experimenters inserted vaccine matter during measles
and never could both be developed without any
apparent influence of the other. All this we may
consider as proving the incompatibility of two
actions existing at the same time in the same
part of the system.

3^d Lecture In our preceding lecture we have said
something on the subject of animal life. I have
explained it as approved by most of the professors
in the university—Now we go on to treat of
Mat. Med.—our branch not only comrephends
active medicines but also alimentary articles
whatever may be their nature, & the fluids which