what is the function of the pulmonary semilunar veins
Pulmonary Vein Function. The basic function of your pulmonary veins mirrors that of other veins in your body: they transport blood back to your heart. However, unlike all of the other veins in your body, which ultimately deliver deoxygenated blood to your heart, the pulmonary veins carry oxygenated blood to your heart.Hence, the principal function of the pulmonary veins is to act as a conduit for oxygenated blood between your lungs and your heart.ulmonary Vein Function. The basic function of your pulmonary veins mirrors that of other veins in your body: they transport blood back to your heart. However, unlike all of the other veins in your body, which ultimately deliver deoxygenated blood to your heart, the pulmonary veins carry oxygenated blood to your heart.