Question

what is the function of superior vena cava

Answer 1

The superior vena cava (SVC) is the superior of the two venae cavae, the great venous trunks that return deoxygenated blood from the systemic circulation to the right atrium of the heart. It is a large-diameter (24 mm), yet short, vein that receives venous returnfrom the upper half of the body, above the diaphragm.

Answer 2

it returns the deoxygenated blood to the right atrium. I remember this much
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