Which statement regarding the azygos vein is not true?
A)The azygos is a continuation of the right ascending lumbar vein.
B)The azygos drains some of the deoxygenated blood from below the level of the heart.
C)The hemizygos drains into the azygos.
D)The azygos drains into the IVC.
E)All of the above statements are true.

Question

Quizplus · Accepted Answer

The azygos vein actually drains into the superior vena cava (SVC), not the inferior vena cava (IVC). This is because the azygos vein collects blood from the posterior walls of the thorax and abdomen and then ascends to empty into the SVC, which returns blood to the right atrium of the heart.

Which Statement Regarding the Azygos Vein Is Not True