The following diagram shows a schematic outline of human blood circulation. Identify the blood vessels $P, Q$ and $R$.

  • A
    Pulmonary vein,Pulmonary artery,Vena cava
  • B
    Pulmonary artery,Pulmonary vein,Aorta
  • C
    Pulmonary artery,Pulmonary vein,Vena cava
  • D
    Pulmonary vein,Pulmonary artery,Aorta

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Similar Questions

Match the following columns:
Column-$I$Column-$II$
$P$. Tunica intima$I$. Smooth muscle
$Q$. Tunica media$II$. Squamous epithelium
$R$. Tunica externa$III$. Fibrous connective tissue

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