ANATOMY

Detailed explanation-1: -Your pulmonary veins are the only veins in your body that carry oxygen-rich blood. All your other veins carry oxygen-poor blood. Similarly, your pulmonary arteries are the only arteries that carry oxygen-poor blood.

Detailed explanation-2: -The pulmonary veins carry oxygenated blood from the lungs to the left atrium.

Detailed explanation-3: -Pulmonary vein is the only vein that carries oxygenated blood as they carry blood from lungs to the heart and, pulmonary artery is the only artery that carry deoxygenated blood.

Detailed explanation-4: -The lung veins sometimes referred to as the pulmonary veins, are blood vessels that transfer freshly oxygenated blood from the lungs to the left atria of the heart.