In a coloured diagram why do we generally show the pulmonary artery in blue and pulmonary vein in red colour?

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Solution

The pulmonary artery carries deoxygenated blood from heart to the lungs therefore, the pulmonary artery is conventionally shown in blue colour.

The pulmonary vein carries oxygenated blood from the lungs to the heart and therefore, the pulmonary vein is conventionally shown in red colour.

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Similar questions

Is this correct:

The pulmonary artery is a vein and the pulmonary vein is an artery

Differentiate between the following pair of terms:

(a) Pulmonary artery and pulmonary vein.

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