Sponsored Topics. North Bethesda is a census-designated place and an unincorporated area in Montgomery County, Maryland, United States. It borders the city of Rockville, and is closely associated with the city. As an unincorporated area, North Bethesda's boundaries are not officially defined.
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.lood 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.
There are three types of blood vessel: Arteries. 1  Carry blood away from the heart (always oxygenated apart from the pulmonary artery which goes to the lungs).2  Have thick muscular walls. 3  Have small passageways for blood (internal lumen). 4  Contain blood under high pressure.here are three types of blood vessel: Arteries. 1  Carry blood away from the heart (always oxygenated apart from the pulmonary artery which goes to the lungs). 2  Have thick muscular walls. 3  Have small passageways for blood (internal lumen).