Pulmonary vein
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.

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pulmonary vein n any of usu. four veins comprising two from each lung that return oxygenated blood from the lungs to the superior part of the left atrium, that may include three veins from the right lung if the veins from all three lobes of the right lung remain separate, and that may include a single trunk from the left lung if its major veins unite before emptying into the left atrium

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a vein carrying oxygenated blood from the lung to the left atrium. See pulmonary circulation.

Medical dictionary. 2011.

Look at other dictionaries:

  • Pulmonary vein — Infobox Vein Name = PAGENAME Latin = venae pulmonales GraySubject = 165 GrayPage = 642 | Image Heart diagram 250px Caption = Anterior (frontal) view of the opened heart. White arrows indicate normal blood flow. Caption2 = Diagram of the alveoli… …   Wikipedia

  • pulmonary vein — UK / US noun [countable] Word forms pulmonary vein : singular pulmonary vein plural pulmonary veins medical one of four veins (= tubes) that carry blood from your lungs to the left atrium of your heart …   English dictionary

  • pulmonary vein — noun any of four veins that carry arterial blood from the lungs to the left atrium of the heart (Freq. 9) • Syn: ↑vena pulmonalis • Hypernyms: ↑vein, ↑vena, ↑venous blood vessel • Hyponyms: ↑ …   Useful english dictionary

  • pulmonary vein — a vein carrying oxygenated blood from the lung to the left atrium. See: pulmonary circulation …   The new mediacal dictionary

  • pulmonary vein — noun Date: 1704 a valveless vein that returns oxygenated blood from the lungs to the heart …   New Collegiate Dictionary

  • pulmonary vein — Anat. a vein conveying oxygenated blood from the lungs to the left atrium of the heart. See diag. under heart. [1695 1705] * * * …   Universalium

  • pulmonary vein — noun In tetrapods, the vein that returns blood to the heart after it has circulated through the lungs …   Wiktionary

  • pulmonary vein — noun a vein carrying oxygenated blood from the lungs to the left atrium of the heart …   English new terms dictionary

  • pulmonary vein — pul′monary vein′ n. anat. one of the veins conveying oxygenated blood from the lungs to the left atrium of the heart …   From formal English to slang

  • pulmonary vein — /pʌlmənri ˈveɪn/ (say pulmuhnree vayn) noun a vein conveying (arterial) blood from the lungs to the left atrium of the heart …   Australian English dictionary

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