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).
  The Union (North) fought the Confederacy. 1 person found this useful. Edit. Share to: Mark Swarthout. 776,322 Contributions. An avid history buff, I have studied the Civil War in many contexts. Written in introduction to a history of the Civil War Navy. I have ancestors that fought at Gettysburg and Cold Harbor.hat is the correct spelling of the word confederacy (a confederation). However, when used for the specific US Civil War states (Confederate States of America), it should be c â¦ apitalized as the Confederacy.