The pulmonary artery carries oxygen-depleted blood from the right side of the heart to the lungs, where it is re-oxygenated. The freshly oxygenated blood then travels to the left side of the heart through the pulmonary vein to be pumped to the rest of the body.
Last Revised: November 18, 2011
Author: Healthwise Staff
Medical Review: Rakesh K. Pai, MD, FACC - Cardiology, Electrophysiology & John A. McPherson, MD, FACC, FSCAI - Cardiology
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