MICROANATOMY

Detailed explanation-1: -The pulmonary veins bring oxygen-rich blood to the left atrium. The aorta carries oxygen-rich blood to the body from the left ventricle.

Detailed explanation-2: -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-3: -Arteries carry oxygenated blood from the heart, while veins carry oxygen-depleted blood back to the heart.

Detailed explanation-4: -What are veins? Veins are blood vessels located throughout your body that collect oxygen-poor blood and return it to your heart. Veins are part of your circulatory system. They work together with other blood vessels and your heart to keep your blood moving. Veins hold most of the blood in your body.

Detailed explanation-5: -Generally, veins carry deoxygenated blood from the body to the heart, where it can be sent to the lungs. The exception is the network of pulmonary veins, which take oxygenated blood from the lungs to the heart.