iliolumbar vein
Học thuậtThân thiện
Definition
Noun: A vein that drains blood from the iliac and lumbar regions, specifically a branch of the internal iliac vein. It is part of the venous system that returns deoxygenated blood from the lower back and pelvic area to the heart.
Usage
The term "iliolumbar vein" is used in anatomical and medical contexts to describe a specific blood vessel. * The iliolumbar vein connects to the internal iliac vein. * Surgeons must be careful not to damage the iliolumbar vein during spinal procedures. * An image of the pelvic vasculature clearly labels the iliolumbar vein.
Advanced Usage
- In detailed anatomical descriptions, the iliolumbar vein is often discussed alongside the iliolumbar artery and the ascending lumbar vein.
- The phrase "iliolumbar vein tributaries" refers to the smaller veins that drain into it.
Variants and Related Words
- Iliolumbar (adjective): Pertaining to the iliac and lumbar regions. (e.g., the iliolumbar ligament).
- Vein (noun): A blood vessel that carries blood toward the heart.
- Internal iliac vein (noun): The primary vein to which the iliolumbar vein connects.
Synonyms
- There are no direct common synonyms for this specific anatomical term. In technical contexts, it may be referred to simply as a lumbar vein in a broader sense, though this is not precise.
Related Phrases
- Venous drainage of the posterior abdominal wall: A phrase describing the function in which the iliolumbar vein participates.
- Tributary of the internal iliac vein: A descriptive phrase for its anatomical position.
Noun
- a branch of the internal iliac vein