(seq. 149)

70

Lect. 5

as in the Hip, or that Part of the Condyle of Humero=
us which goes to the two lesser Fingers, which bservations occur
daily -- Some have supposed the residence of the Mind
to be in the Nerous System all over the Body. But this Doctrine
is liable to many objections: it is more probably in the
Brain which is called the common Sensory ^{This pears probable from another phenomenon} when the
lower parts are paralytic,the seat of the Mind is not ^affected
besides if the Nerve that goes to any part be cut thro' or the whole
Part be cut off, the like sensations shall be felt for a time as
before as sometimes happens after the Loss of a Limb--
3d. also if the Brain or spinal Marrow be destroyed to a certain
Degree, the Nerves from thence arising will be incapable of
performing their office. Persons may lose considerable parts
of the Brain & yet live after it but if we destroy the origin of any Nerve going
to any vital principal Part, we put an end to life instantly.
Hence the reason of ^that running an awl or any thing of that
kind into the spinal Marrow very near the Head occasions [Death]
sudden Death -- 4.th As the Destruction of Nerves occasions
Palsies &tc so Irritation of them occasions Convulsions,
An arm or any other part is said to be liable to two kinds of
Palsy besides loss of Motion & Sensation together. Motion may
be lost & Sensation remain distinct & vice versa. If that really
is the case, it seems to prove that there are one set of Nerves