A blood vessel's main function is to transport blood around the body. Blood vessels also play a role in controlling your blood pressure. Blood vessels are found throughout the body. There are five main types of blood vessels: arteries, arterioles, capillaries, venules and veins.Arteries carry blood away from the heart to other organs. blood vessel's main function is to transport blood around the body. Blood vessels also play a role in controlling your blood pressure. Blood vessels are found throughout the body. There are five main types of blood vessels: arteries, arterioles, capillaries, venules and veins.
Word Origin and History for confederate Expand v. late 14c., from Late Latin confoederatus leagued together, past participle of confoederare to unite by a league, from com-with, together (see com-) + foederare, from foedus (genitive foederis) a league (see federal).
Example: For Americans, the Confederate States of Americaâwhich governed the South during the Civil Warâis the best-known example of a confederacy, but there have been others. In fact, the first government of the United States, created by the Articles of Confederation (finished in 1777), was this type of system.