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Question : The given figure shows schematic plan of blood circulation in humans with labels A to D. Identify the labels along with their functions and select the correct option.

Answer»

C-Vena Cava- takes blood from body parts to right atrium, `P_(CO2)=45 MM Hg`
D-Dorsal aorta-takes blood from heart to body parts, `Po_(2)=95 mm Hg`
A-Pulmonary vein- takes impure blood from body parts to heart, `Po_(2)=600 mm Hg`
B-Pulmonary artery-takes blood from heart to LUNGS, `Po_(2)=90 mm Hg`

ANSWER :A


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