The azygous vein:

Question

The azygous vein:

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begins as the union of ascending lumbar vein with the subcostal vein on the left side

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has an avascular fibrous cord in the abdomen

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arches over the right pulmonary artery

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receives veins from the upper third of the oesophagus

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usually enters the brachiocephalic vein

1.	The azygous vein:
A.	has an avascular fibrous cord in the abdomen
B.	begins as the union of ascending lumbar vein with the subcostal vein on the left side
C.	arches over the right pulmonary artery
D.	receives veins from the upper third of the oesophagus
E.	usually enters the brachiocephalic vein
Answer» B. begins as the union of ascending lumbar vein with the subcostal vein on the left side

Discussion