Question

The hemiazygos vein drains blood directly into the

Answer 1

It drains blood from the right posterior intercostal veins. It travels close to the right side of the inferior 8 thoracic vertebrae. It arches anteriorly just above the hilum of the right lung and drains into the superior vena cava. The hemiazygos vein arises from the left ascending lumbar vein.

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Answer 2

It drains blood from the right posterior intercostal veins. It travels close to the right side of the inferior 8 thoracic vertebrae. It arches anteriorly just above the hilum of the right lung and drains into the superior vena cava. The hemiazygos vein arises from the left ascending lumbar vein.