440 



HISTORY OF THE HUMAN BODY 



nerves, the dorsal branches being in all respects similar to those 

 of adjacent nerves; secondly, the final outcome of the branch- 

 ing results in the formation of distinct dorsal and ventral 



xvn 



XVIII 



jxix 



XX 



FIG. 123. Brachial plexus of various vertebrates. 



(a) Frog. [After GAUPP.] (b) Axolotl (urodele). [After FURBRINGER.] (c) 

 Cassowary. [After FURBRINGER.] (d) Domestic fowl. [FURBRINGER.] (e) Dog. 

 [After ELLENBERGER and BA'UM.] (f) Man. [GEGENBAUR.] 



The roman numerals indicate the spinal nerves. The other abbreviations are 

 sufficiently complete to designate the nerves coming from the plexuses. 



