256 NORMAL HISTOLOGY AND ORGANOGRAPHY. 



each organ. The vein from the right suprarenal 

 enters the venacava, while that from the left empties 

 into the. renal. Lymphatics accompany the blood- 

 vessels. 



Fig. 196. Arrangement of the intrinsic blood-vessels in the cortex and 

 medulla of the dog's adrenal (Fig. 17, Plate V, of Flint's article in " Con- 

 tributions to the Science of Medicine," dedicated to Professor Welch. 

 1900). 



The nerves are exceedingly numerous and come 

 from the solar and renal plexuses of the sympathetic, 

 and medullated fibers from the phrenic and pneumo- 

 gastric. They ramify freely among the ganglionic 

 cells of the medulla and between the cells of the cor- 

 tex, particularly those of the glomerulosa. 



