XXXI 1 ILLUSTRATIONS 



FIG. PAGE 



23.1. Diagram showing the manner in which a preganglionic fiber, emanating 

 from the spinal nerve by the white ramus communicans, connects in 

 a ganglion of the sympathetic chain with a nerve cell, the axon of 

 which then proceeds as the postganglionic fiber by way of the gray 

 ramus communicans back to the spinal nerve, along which it travels 

 to the periphery. (Color Plate.) . 880 



232. Diagram showing the main parts of the autonomic nervous system to be 



used along with Fig. 229. (Color Plate.) 882 



233. Schematic representation of the involuntary nervous system. (Color Plate.) 884 



