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JAMB Biology 1981 Question 47

Question 47

Transport in Animals

Fig. 7: L. S. Mammalian heart
What is the part marked X in Fig. 7 called?

Diagram for this question
  1. A.Pulmonary artery
  2. B.Pulmonary vein
  3. C.Vena cava
  4. D.Main aorta
  5. E.Hepatic artery
Show the answer and explanation

Answer: A (Pulmonary artery)

Explanation

X is the vessel leaving the heart and branching towards the lungs, the pulmonary artery.