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Double circulation
Appears in
Concepts tested here
- Blood vessels and partial pressures
- Complete double circulation
All Questions
2015 AIPMT-II 1 question
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Which one of the following animals has two separate circulatory pathways?
2013 NEET 1 question
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Figure shows schematic plan of blood circulation in humans with labels A to D. Identify the label and give its function/s.
C is the vena cava, which brings deoxygenated blood from the body parts to the right auricle; its $PCO_2$ is 45 mm Hg.
The pulmonary vein carries oxygenated blood and the pulmonary artery carries deoxygenated blood.