Question

multiple select question
select all that apply
tributaries of which two veins drain blood from the abdominal and the thoracic walls?
the brachiocephalic vein
the jugular veins
the azygos vein
the inferior vena cava

Explanation:

The azygos vein drains blood from the thoracic - wall and some abdominal - wall structures. The inferior vena cava also receives blood from tributaries that drain the abdominal wall. The brachiocephalic veins mainly drain blood from the upper limbs and head/neck regions, and the jugular veins drain blood from the head and neck.

Answer:

C. The azygos vein
D. The inferior vena cava