San Bernardino County Sheriff's Department Infographic Thursday, November 16, 2017 The San Bernardino County Sheriffâs Department is the law enforcement agency for the largest geographical county in the nation. The department serves over 2.1 million residents with 15 patrol stations and 3800 employees to ensure the quality and safety of those we serve...
Veins branch at their beginnings into tiny venules which join capillaries.  Veins have valves which stop the blood from flowing backward. Compared to the arteries, pressure in the veins is very low. The blood is being pushed through the arteries as the heart squeezes the blood out. This is not true for the veins. Blood is pushed through the veins when body muscles contract and squeeze the veins.
Main Content: Your arteries and high blood pressure. High blood pressure. The arteries are the large blood vessels that carry blood from the heart to all the organs and muscles of the body, to give them the energy and oxygen they need.The arteries manage the flow of blood by controlling the speed and direction it flows in.hat happens when your arteries become too narrow. The higher your blood pressure is, the greater the chance that the extra pressure could make a weak artery burst. Also, the narrower your arteries are, the greater the risk that they could become blocked.