External iliac artery
External iliac artery
The External iliac artery (pronunciation: /ɪkˈstɜːrnəl ɪˈliːæk ˈɑːrtəri/) is a major artery in the human body that supplies blood to the lower limbs.
Etymology
The term "External iliac artery" is derived from the Latin words "externus" meaning "outside", "iliacus" meaning "of the ilium", and "arteria" meaning "windpipe, artery".
Anatomy
The external iliac artery is a continuation of the Common iliac artery, beginning at the level of the Lumbosacral joint. It travels down the pelvic brim and becomes the Femoral artery after passing under the Inguinal ligament.
Branches
The external iliac artery gives off two main branches: the Inferior epigastric artery and the Deep circumflex iliac artery.
Related Terms
- Common iliac artery: The artery that bifurcates into the external iliac artery and the Internal iliac artery.
- Femoral artery: The continuation of the external iliac artery after it passes under the inguinal ligament.
- Inguinal ligament: The structure under which the external iliac artery passes to become the femoral artery.
- Inferior epigastric artery: One of the main branches of the external iliac artery.
- Deep circumflex iliac artery: Another main branch of the external iliac artery.
- Internal iliac artery: The other branch of the common iliac artery, which supplies blood to the pelvic region.
External links
- Medical encyclopedia article on External iliac artery
- Wikipedia's article - External iliac artery
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