Question

lungs transport oxygenate the blood and transport it to the heart but from where does lung tissues/cells get oxygenated blood for their
function?

Answer 1

From the bronicial artery

Answer 2

Hemoglobin is contained in red blood cells, which efficiently carries oxygen from the lungs to the tissues of the body. Hemoglobin also helps in the transportation of carbon dioxide and hydrogen ions back to the lungs.