Pulmonary vein

Pulmonary vein
Anterior (frontal) view of the opened heart. White arrows indicate normal blood flow.
Diagram of the alveoli with both cross-section and external view.
Details
PrecursorTruncus arteriosus
SystemCirculatory system
Drains fromLungs
Drains toLeft atrium
ArteryPulmonary artery
Identifiers
Latinvenae pulmonales
MeSHD011667
TA98A12.3.02.001
TA24107
FMA66643
Anatomical terminology

The pulmonary veins are the veins that transfer oxygenated blood from the lungs to the heart. The largest pulmonary veins are the four main pulmonary veins, two from each lung that drain into the left atrium of the heart. The pulmonary veins are part of the pulmonary circulation.