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 city is located on the border of Kansas and Missouri and it's the second largest metropolitan area in the state after Greater St. Louis. Kansas City, Missouri is the largest city in the state and its population in 2013 is estimated at 466,600.