

BOOK Jll. 



^^^m 



69 



A — The " beginning " (origo). B — The " end " (finis). C— The " head " [caput). 

 D — The " tail " (catida). 



A vena dilatata has only a " beginning " and an "end," and in the place 

 of the "head" and "tail" it has two sides. 



A — The "beginning." B — The "end." C, D— The "sides 



