inferior vena cava
noun
: a vein that is the largest vein in the human body, is formed by the union of the two common iliac veins at the level of the fifth lumbar vertebra, and returns blood to the right atrium of the heart from bodily parts below the diaphragm
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“Inferior vena cava.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/inferior%20vena%20cava. Accessed 23 Nov. 2024.
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