Monro, Alexander: Observations on the structure and functions of the nervous system: illustrated with tables (Edinburgh [u.a.], 1783)

EXPLANATION OF THE TABLES. i4i

TABLE XXI.
I J EPRESENTS different parts os the human great inter-
V
costal or sympathetic nerve.
Fig. I. Represents, os the natural size, the uppermoft cervical ganglion
os the great sympathetic nerve.
Fig. II. Represents the same ganglion, cut longitudinally, and' exami-
ned with a magnisying glass which increases the diameter about six times.
Bundles os nervous sibres running lengthwife, joining, and again sepa-5
rating, can, sor certain, be diftinguilhed within it.
Fig. III. Shows, os the natural size, one os the thoracic ganglia cut
longitudinally.
A The ganglion. B One os the branches by which it is connected to the
proper intercoftal nerve*
Fig. IV. Shows the same ganglion magnisied.
In every part os it nervous threads could be traced, with great certain-
ty, as they every where had those regular rugae or solds proper to the
nerves. >
Fig. V. Shows, os the natural size, the ganglia os the splanchnic bran-
ches os the sympathetic nerves, and their joining with each other, and
with the eighth pair os nerves, on the sore part os the aorta, where
N n they