Question
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