RABBIT. 139 



(c) Find the urethra and open it to the blad- 



der. 



(d) Note the orifices of the ureters. 



(e) Examine the openings of the uteri and slit 



one open. 



In the male open the urethra by a cut beginning at 

 the external opening and continue the cut to the 

 bladder. 



(/} Observe the uterus masculinus. 

 (g) Note the relation of the vasa deferentia to 



the ureters. 



Make a diagram of a view from the side show- 

 ing the relations of ureter, bladder, vas 

 deferens (oviduct), urethra (vagina). 

 VII. Find the veins and arteries of the posterior 

 abdominal region and trace those of one 

 side into the leg. 

 VIII. Review the lobes and vessels of the liver and 



take it out. 

 The Nervous System. 



A. The Sympathetic Nervous System. 



A chain of ganglia extending from head to 

 tail close to the vertebral column. 

 Kami communicantes connect them with 

 the spinal nerves. The ganglia of one 

 side are also connected by commissures 

 with those of the other side. 



B. The Peripheral Nervous System, nerves 



passing out from the brain and from 



