Answer:
don't think about it
Explanation:
your body knows what its doing or slowly breathe in and out to try and control it
There are three kinds of blood vessels: arteries, veins, and capillaries. Each of these plays a very specific role in the circulation process. Arteries carry oxygenated blood away from the heart. They're tough on the outside but they contain a smooth interior layer of epithelial cells that allows blood to flow easily.
Heyyyyy how are you today