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Question: The given figure shows diagrammatic representations of exchange of gases at the alveolus and the bod...

The given figure shows diagrammatic representations of exchange of gases at the alveolus and the body tissues with blood and transport of oxygen and carbon dioxide. Identify the blood vessels A to D.

A B C

A

Systemic artery Pulmonary artery Pulmonary vein

D

Systemic vein

B

Systemic vein Pulmonary artery Pulmonary vein

Systemic artery

C

Pulmonary artery Systemic vein Pulmonary vein

Systemic artery

D

Systemic vein Pulmonary vein Pulmonary artery

Systemic artery

Answer

Systemic vein Pulmonary artery Pulmonary vein

Systemic artery