From the vena cava (superior and inferior), the blood enters the heart (right atrium), is pumped into the right ventricle, and then pumped into the lungs (through the Pulmonary Arteries), where carbon dioxide is exchanged for oxygen.
Harlan, Iowa. Harlan is a city in Shelby County, Iowa, United States, along the West Nishnabotna River. The population was 5,106 at the 2010 census. It is the county seat of Shelby County.
For population 15 years and over in Harcourt city: According to our research of Iowa and other state lists there was 1 registered sex offender living in Harcourt, Iowa as of July 25, 2016. The ratio of number of residents in Harcourt to the number of sex offenders is 297 to 1.