1. decrease weight of front of skull. 2. increase resonance of the voice. 3. insulating dental roots and eyes from rapid temp change. 4. humidifying/heating inhaled air. 5. regulation of intranasal and serum gas pressures. 6. immunological defense.
Kansas City lies in the Midwestern United States, as well as near the geographic center of the country, at the confluence of the longest river in the country, the Missouri River, and the Kansas River (also known as the Kaw River).
The estimated 2013 population of Kansas City, Missouri is 466,600, which is up slightly from the 2010 census population of 459,787. The city has a greater density than the metropolitan area as a whole at 1,472 people per square mile (569/square kilometer).