870 



THE NERVOUS SYSTEM. 



'Accompanying brandies of internal 



carotid artery. I // L 



To ophthalmic ganglion. 



To tympanic branch 



of glosso-pharyngeal. .A -mj 



II // -tALiiJffl; 



.To third nerve. 



Large superficial petrosal from facial nerve. 



To ganglion of root 

 of pneumogastric. ^ 

 To petrosal ganglion \ 

 of glosso pharyngeal.==~^i 



From 1st cervical nerve. 

 From 2d cervical nerve. 



Accompanying branches of 

 ^external, carotid artery. 



From 3d cervical nerve. 



From Uh cervical nerve. 



Uniting, with branches of pneumogas- 

 '.ric and glosso-pharyngeal, to form 

 tfte pharyngeal plexus. 



From 5th cervical nerved 



From 6th cervical nerve. 



lor thyroid branches surrounding artery. 



Plexus sur- 

 rounding vert- 

 al artery, 



From 8th cerv- 

 ical nerve. ' 



" "? is S From 1st 



* i s dorsal nerve, 



Cardiac branches from pneumo- 

 gastric and recurrent laryngeal 



From 3d 



dorsal 



nerve. 



Ganglion of Wnsberg. 



To left an- 

 erior pul- 

 monary 



FIG. 513. Plan of the cervical portion of the sympathetic. (After Flower.) 



