Multiple choice

Pulmonary vein carries oxygenated blood from _____.

  1. lungs to heart

  2. all parts of the body

  3. heart to lungs

  4. none of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Pulmonary veins are the only veins in the body that carry oxygenated blood, transporting it from the lungs back to the left atrium of the heart. This oxygen-rich blood is then pumped to the rest of the body through the systemic circulation.