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Definition of Vein, pulmonary

Vein, pulmonary: One of four vessels that carry aerated blood from the lungs to the left atrium of the heart. (The four are the right and left superior and inferior pulmonary veins). The pulmonary veins are the only veins that carry bright red oxygenated blood.

Source: MedTerms™ Medical Dictionary
Last Editorial Review: 6/14/2012

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