The cardiovascular system consists of the heart, blood vessels, and the approximately 5 liters of blood that the blood vessels transport.he cardiovascular system of the head and neck includes the vital arteries that provide oxygenated blood to the brain and organs of the head, including the mouth and eyes. It also includes the veins that return deoxygenated blood from these organs to the heart.
Oak Island (North Carolina) This article is about Oak Island (North Carolina). For the town on that island, see Oak Island, North Carolina. For other uses, see Oak Island (disambiguation). Oak Island is on the Atlantic Ocean coast in Brunswick County, North Carolina located just north of the South Carolina border.
For the island in Minnesota, see Oak Island (Minnesota). For other uses, see Oak Island (disambiguation). Oak Island is a 57-hectare (140-acre) privately owned island in Lunenburg County on the south shore of Nova Scotia, Canada. The tree-covered island is one of about 360 small islands in Mahone Bay and rises to a maximum of 11 meters (36 feet) above sea level. The island is located 200 meters (660 feet) from shore and connected to the mainland by a causeway and gate.