Linked from
The 10 pages that link to Vas deferens, each with the reason it gives.
EjaculationRelated: It transports sperm toward the urethra before ejaculation.
Seminal vesicleRelated: Each vesicle duct joins a vas deferens to form an ejaculatory duct.
SemenRelated: It delivers sperm into the route where glandular fluids join them.
VasectomyBroader topic: This is the tube cut or sealed during the procedure.