Aspartame was first approved in the United States in 1981 and is one of the most widely used artificial sweeteners. When metabolized by the body, aspartame is broken down into two common amino acids, aspartic acid and phenylalanine, and a third substance, methanol.
Plasma is the liquid part of the blood. Arteries are blood vessels that carry oxygen rich blood away from the heart. Capillaries are tiny blood vessels that connect arteries to veins. Nutrients, oxygen and wastes pass in and out of your blood through the capillary walls.Veins carry blood back toward your heart.rteries are blood vessels that carry oxygen rich blood away from the heart. Capillaries are tiny blood vessels that connect arteries to veins. Nutrients, oxygen and wastes pass in and out of your blood through the capillary walls. Veins carry blood back toward your heart.
THE ARTERIES. Efferent vessels are blood vessels that bring blood away from the heart. The arteries are such blood vessels. Arteries carry blood away from the heart. Most arteries carry oxygen-rich blood.The pulmonary artery is an exception-it carries deoxygenated blood from the heart to the lungs. The arteries are connected to the capillaries through the arterioles.HE ARTERIES. Efferent vessels are blood vessels that bring blood away from the heart. The arteries are such blood vessels. Arteries carry blood away from the heart. Most arteries carry oxygen-rich blood.