The Inferior vena cava-just like the Superior vena cava -, returns blood to the heart. When blood is returning to the heart, that blood is already circulated in the body, therefore it is already downloaded the oxygen to the body tissues, and picked up the carbon dioxide from them.
Harrington is located in Kent County in Delaware. 1  Population: 3,582. 2  Area: 2.75 sq. miles Land Area: 2.75 sq. miles. 3  Population Density: 1,300.65 people per sq. mile.  Elevation: 49.54 1  ft. Time Zone: Eastern Standard Time (GMT 2  -5) Daylight Savings:  Yes.
Mahwah, New Jersey. For the river named Mahwah, see Mahwah River. Mahwah is a township in Bergen County, New Jersey, United States. As of the 2010 United States Census, the township's population was 25,890. The population increased by 1,828 (+7.6%) from the 24,062 counted in the 2000 Census, which had in turn increased by 6,157 (+34.4%) from the 17,905 counted in the 1990 Census.