Arteries Of Pelvis Flashcards
Umbilical artery Origin? Distribution?
O: Anterior division of internal iliac artery
D: Divides to superior vesical artery (distributes to superior aspect of urinary bladder; often ductus deferens in male)
Internal iliac artery Origin? Distribution?
O: Common iliac artery
D: Main blood supply to pelvic organs, gluteal muscles and perineum
Obturator artery Origin? Distribution?
O: Anterior division of internal iliac artery
D: Pelvic muscles, nutrient artery to ilium and head of femur
Superior vesical artery Origin? Distribution?
O: Patent part of umbilical artery
D: Superior aspect of urinary bladder; often ductus deferens in male
Internal pudendal artery Origin? Distribution?
O: Anterior division of internal iliac artery
D: Main artery to perineum, including muscles of anal canal and perineum; skin and urogenital triangle; erectile bodies
Inferior gluteal artery Origin? Distribution?
O: Anterior division of internal iliac artery
D: Piriformis, coccygeus, levator ani and gluteal muscles
Gonadal (testicular and ovarian) arteries Origin? Distribution?
O: Abdominal aorta
D: Descends retroperitoneally to supply testis and ovaries respectively
Iliolumbar artery Origin? Distribution?
O: Posterior division of internal iliac artery
D: Iliacus, psoas major, quadratus lumborum muscles and cauda equina in vertebral canal
Lateral sacral artery Origin? Distribution?
O: Posterior division of internal iliac artery
D: Piriformis and vertebral canal
Superior gluteal artery Origin? Distribution?
O: Posterior division of internal iliac artery
D: Gluteal muscles and tensor fascia latae
