Lumbar branch of iliolumbar artery

Lumbar branch of iliolumbar artery is a significant anatomical structure in the human body. It is a branch of the iliolumbar artery, which itself is a branch of the internal iliac artery. The lumbar branch of the iliolumbar artery supplies blood to the lumbar region and the iliacus muscle.

Etymology

The term "lumbar" is derived from the Latin word "lumbus," meaning loin, while "iliolumbar" combines "ilio," referring to the ilium, the largest bone of the pelvis, and "lumbar." The term "artery" comes from the Greek word "ἀρτηρία" (artēría), meaning "pipe, conduit, or hose."

Anatomy

The lumbar branch of the iliolumbar artery is a small structure that arises from the iliolumbar artery. It travels posteriorly to supply the iliacus muscle and the lumbar region. This artery plays a crucial role in the circulatory system, providing oxygenated blood to these areas.

Clinical significance

Understanding the anatomy of the lumbar branch of the iliolumbar artery is essential in various medical procedures, including surgeries involving the lumbar region or the iliacus muscle. Damage to this artery can lead to significant blood loss and potential complications.

Related terms

• Iliolumbar artery
• Internal iliac artery
• Lumbar region
• Iliacus muscle

See also

• List of arteries of the human body
• Anatomy of the human body

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