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E X P L A N A T I O N OF THE TABLES: " J
T A B L E VII.
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J N Fig T. is reprefented a fedtion of the h umi n brain and
cerebellum, with their crura, the tuber annulare and medulla
oblongata, in order to ihow a great intermixture of cineritious
fubftance wi t h the medullary, and very various directions
and interlacing of the bundles ot the medullary fibres.
AB The anterior and middle lobes of the brain cut.
C The pofterior lobe of the brain entire.
DD The hemifpheres of the cerebellum. ^
E The corpus ftriatum.
F The thalamus nervi optici.
G One of the corpora albicantia compofed of a medullary cruil containing
cineritious matter.
H The crus cerebri.
I The criis cerebelli.
K The tuber annulare cut perpendicularly from right to left.
L The tuber annulare cut perpendicularly from before backwards to more
than the depth of a quaiter of an inch.
MNO The medulla oblongata cut perpendicularly from right to left.
P The medulla oblongata entire on the left fide of the filTure into which
the pia mater enters.
Q^ The end of the medulla oblongata, or top of the fpinal marrow.
FIG. 11. Reprefents a tranfverfe or horizontal fedion of the beginning
of the fpinal marrow, in which A and B reprefent the anterior and pofterior
iiflurcs into M'hich the pia mater enters.
CCDD Cineritious matter, of a cruciform appearance, inclofed in medullary
fubftance.
EE The joining of the two chords which compofe the fpinal marrow.
T A B L E