👉 The term "arteriole" is a part of the circulatory system, specifically in the human body. An artery is a type of blood vessel that carries oxygenated blood away from the heart to various parts of the body, while a vein is one that carries deoxygenated blood back to the heart. The arteriole is where these two types of vessels meet and form the capillaries, which are tiny blood vessels that allow oxygen-rich blood to flow to the tissues. The