Ejaculatory duct射精管 Formed by union of distal portion ductus deferens and duct of seminal vesicle Passes through the upper part of prostate and opens into the prostatic part of urethraEjaculatory duct 射精管 ◼ Formed by union of distal portion ductus deferens and duct of seminal vesicle ◼ Passes through the upper part of prostate and opens into the prostatic part of urethra