Blood Supply To And Lymphatic Drainage Of The Female Reproductive Tract

The internal pudendal artery is the arterial trunk supplying blood to all of the perineal structure inferior to the pelvic diaphragm. It begins as a branch of the internal iliac, which is located subperitoneally in the lateral pelvis. It exits the bony pelvis, crosses the sacrospinous ligament and enters the ischiorectal fossa. At this point the artery, along with the internal pudendal vein and nerve, becomes enclosed by the obturator fascia, forming the pudendal canal. As the artery enters the...