262 



PRACTICAL ANATOMY. 



preside over the special senses and supply muscles with motion and skin and 

 membranes with sensation. These muscles and parts, constituting so much of 

 the bulk of the body, depend on certain organs for air, blood, for the products 

 of digestion ; in other words, there are certain organs in the body concerned in 

 the preparation of nutriment for the tissues. This nutriment must be distributed 



n of Sites 



to G.ofRoot ofPneumog, 

 taPe-trosal G. 

 Glosso-ph. 



Vidian to$-P Ganglion 



to U.ofPne utnoycutrtc 

 tofffpoyloaaal Jff. 



to br. of Ext. Carotid. A. 



to Pharyngeal P 

 to Inf. Thyroid A . 



Cardiac br.fkPneumogast. 

 andfiec.Laryrufeal Kcrvr 



CarcLiac Plexus 

 .Coronary Plexus 



G.= GANGLION. 

 P.= PLEXUS. 

 A.-ARTERY. 



1. 2.3.*. BRAN CHES. 

 FROM PNEUMOGASTSiC 

 NERVE TO THE CARDIAC 

 PLEXUS. 



kpaticP. , 

 ,^-f^f Cystic 



Gaslrvjtuadenal 



4th 

 from Couyyoal 



Ganglion Impar. 

 FIG. 184. Tin SY> 



5 Sup.ffemorrnoidaL 

 6 Spermatic Plexus. 



Pelvic P. orlnfHypogastric. 



SUPPLIES ALL THE PELVIC VISCERA AND THE PENIS. 



Frvm fbttsrS Compend of Anatomy. 

 SYSTEM OF NERVES. 



to the tissues, at tinu-s in maximal cuiantities, at other tinu-s in minimal cjuantitics. 

 Tin- action of the s\-mpathetic is, among other things, to dilate or contract the 

 vessels bearing this blood, for thr nutrition of the tissues. In this sense then 

 a feeder of organs, the sympathetic looks after the lixes of organs hence its 

 synonym, tlu- mrve of organic life. 



