t 
a 
2 : ‘BOTANIC PHYSICIAN. 
= — 
they arise from the beginningof the spinal marrow, pass out betweer 
the margin of the occipital hole and atlas, form a ganglion on its 
transverse process, and are distributed about the occiput and neck. — 
_ The second pair of neck nerves send a branch to the accessory — 
_ herve of Willis’, and proceed to the salival gland and external ear 
_ | «Phe third pair supply the coverings of the shoulder-blade, the 
square and triangular muscles, and send a branch to the diaphrag- 
matic nerves, : 
The fourth, fifth, sixth, seventh, and eighth pair, all converge to 
form the arm net-work, from which arise the six following : “i 
= “The arm-pit nerve, It runs backwards and outwards around the c 
22 neck of the arm-bone, and ramifies in the muscles of the shoulder 
"The outer-skin, which perforates the crow-arm muscle to the bend — 
of the arm, when it accompanies the middle vein as far as the thumb, 
and it is lost in its integuments. oe 
_ _-The inner-skin, which descends on the inside of the arm, where it — 
_ divides From the bend of the arm, the front branch accompanies — 
the king vein, to be inserted into the skin-of the palm of the hand; 
the back branch runs down the internal part of the fore-arm, to dis- 
on, ‘to the. : 
? 
e; then 
a. = Saget 
upper mu 
branches 
the sh 
a S te es 
