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QUESTION
Which of these veins drains blood from the posterior thoracic wall, and delivers blood to the superior vena cava?
Which of these veins drains blood from the posterior thoracic wall, and delivers blood to the superior vena cava?
A) axillary vein
B) azygos vein
C) basilic vein
D) internal jugular vein
E) external jugular vein
