AND PERSONALITY 



to the blood adaptively, namely, the celiac ganglia, the celiac 

 plexuses, and the sympathetic system. 



As we have shown, the celiac ganglia, the celiac plexuses, 



FIG. 33. The sympathetic nervous system of the lion, showing the most highly 

 developed sympathetic complex known. 



the aortic plexus, and the splanchnic nerves, as well as the 

 adrenal glands, vary greatly according to the energy 

 characteristics of various animals. 



Much evidence tends to show that the variation in the 

 size of the sympathetic power station among humans 

 indicates variation in the characteristic power and personal- 

 ity of the individual. Some individuals have larger than 

 normal celiac ganglia and plexuses. 



203 



