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JAMB Biology 2005 Question 17

Question 17

Transport in Animals

The only vein that carries pure oxygenated blood is the

  1. A.renal vein
  2. B.pulmonary vein
  3. C.hepatic vein
  4. D.sciatic vein
Show the answer and explanation

Answer: B (pulmonary vein)

Explanation

The pulmonary vein brings blood from the lungs, where it picked up oxygen, back to the heart. All other veins carry deoxygenated blood.