| Pulmonary vein | |
|---|---|
.svg) 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 | |
| Precursor | Truncus arteriosus |
| System | Circulatory system |
| Drains from | Lungs |
| Drains to | Left atrium |
| Artery | Pulmonary artery |
| Identifiers | |
| Latin | venae pulmonales |
| MeSH | D011667 |
| TA98 | A12.3.02.001 |
| TA2 | 4107 |
| FMA | 66643 |
| 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.