Medical Dictionary

superior vena cava

noun

Medical Definition of SUPERIOR VENA CAVA

:  a vein that is the second largest vein in the human body, is formed by the union of the two brachiocephalic veins at the level of the space between the first two ribs, and returns blood to the right atrium of the heart from the upper half of the body

Illustration of SUPERIOR VENA CAVA

May 23, 2015
debouch Hear it
to emerge or cause to emerge
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