Hemoglobin E trait is rare. It happens most often among people with a Thai, Cambodian, Vietnamese, or Laotian background. It can also happen in people of Turkish, Asiatic Indian, Chinese, and Filipino descent. If you inherited the hemoglobin E mutation from just 1 of your parents, you typically won't have any symptoms.
Three types of blood vessels carry blood from your lungs to every cell in your body. 1  Arteries-Arteries have muscular walls that pump oxygen-filled blood away from your heart to the tissues and organs, like the brain, kidneys and liver.2  Arteries get smaller as they get further from your heart.hree types of blood vessels carry blood from your lungs to every cell in your body. 1  Arteries-Arteries have muscular walls that pump oxygen-filled blood away from your heart to the tissues and organs, like the brain, kidneys and liver.
In the lungs the blood gets re-oxygenated through the gas-exchange process. More info could be found on related links. Veins do carry deoxygenated (oxygen-poor) blood into the heart. Superior and inferior vena cava carry the oxygen-poor blood to the heart; blood enters into the right atrium. Contraction of the atria forces the blood into the ventricles.