Anatomy General 86b63c59 All of the following statements regarding vas deference are true except - A The terminal part is dilated to form ampulla B It crosses ureter in the region of ischial spine C It passes lateral to inferior epigastric artery at deep inguinal ring D It is separated from the base of bladder by the peritoneum High-Yield Explanation The base of bladder and vas deferens are closely apposed as there is no peritoneum in between them.