AnatomyDeck

Vessel

External iliac artery

Becomes the femoral artery

Lower limbCardiovascular system

High-yield

Becomes the femoral artery as it passes deep to the inguinal ligament; gives the inferior epigastric artery just above it.

Overview

The larger terminal branch of the common iliac artery that passes under the inguinal ligament to become the femoral artery of the lower limb.

Reference facts

  • Type

    Muscular artery

  • Origin

    Common iliac artery

  • Branches / tributaries

    Inferior epigastric artery; Deep circumflex iliac artery

  • Supplies

    Lower limb (as the femoral artery) and lower anterior abdominal wall

  • Course

    Runs along the pelvic brim and passes posterior to the inguinal ligament to enter the thigh

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