Multiple choice

Which of the following veins does not drain blood directly into the auricles?

  1. Pulmonary vein

  2. Vena cava

  3. Coronary

  4. Azygous
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The azygos venous system returns blood from the posterior walls of the thorax and the abdomen and dumps into the superior vena cava. The superior vena cava then takes the blood to the right auricle.

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