Superior vena cava is formed by______________?
Correct answer: E. Brachiocephalic
- A. Subclavian vein
- B. Internal jugular vein
- C. External jugular vein
- D. Thoracic vein
- E. Brachiocephalic
Explanation
The superior vena cava is formed by the union of the right and left brachiocephalic veins behind the lower border of the first right costal cartilage. The listed option is abbreviated as “brachiocephalic,” but it refers to the brachiocephalic veins.
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