MALE OKGANS OF BEPRODUCTION 



495 



very thick, firm, fibromuscular w'alls. The vessels are embedded in 

 dense connective tissue, and the whole plexus in general appearance 

 somewhat resembles the erectile tissues. 



FIG. 439. FROM A SECTION THROUGH THE WALL OF A SEMINAL VESICLE OF MAN. 

 a, mucosa; 6, muscular coat; c, fibrous coat. Hematein and eosin. Photo. X 185. 



The Seminal Vesicles. The walls of the seminal vesicles consist 

 of a thin outermost coat of connective tissue in which are many small 

 ganglia, a muscular coat similar to that of the ductus deferens but 



