[TA] origin, patent part of umbilical artery (anterior division of internal iliac), or sometimes superior vesical; distribution, ductus deferens, seminal vesicles, testicle, ureter; anastomoses, testicular, cremasteric arteries. SYN: arteria ductus deferentis [TA], artery to vas deferens*, arteria deferentialis, deferential artery.