But the biggest scene-stealer of them all may be the pint-sized leader of Bear Island, Lady Lyanna Mormont, played by 12-year-old actor Bella Ramsey. Bella Ramsey has been a Game of Thrones stand out Lyanna Marmont. Picture: Supplied.Source:Supplied.
Veins. Veins carry blood back to the heart. They carry deoxygenated blood away from the body. The blood returning from the body is at a much lower pressure than that being pumped from the heart. Therefore veins do not have to be as strong as arteries. Veins are wider than arteries and have much thinner walls.Look at the image below to see the main difference between arteries and veins.he blood returning from the body is at a much lower pressure than that being pumped from the heart. Therefore veins do not have to be as strong as arteries. Veins are wider than arteries and have much thinner walls. Look at the image below to see the main difference between arteries and veins.
Anatomy of Arteries vs Veins. Anatomy of an artery. Arteries that carry blood from the heart to other parts of the body are known as systemic arteries while those that carry deoxygenated blood to the lungs are known as pulmonary arteries.natomy of Arteries vs Veins. Anatomy of an artery. Arteries that carry blood from the heart to other parts of the body are known as systemic arteries while those that carry deoxygenated blood to the lungs are known as pulmonary arteries.