20-40. The alveolar oxygen partial pressure is lower than the atmospheric O 2 partial pressure for two reasons. 1  Firstly, as the air enters the lungs, it is humidified by the upper airway and thus the partial pressure of water vapour (47 mmHg) reduces the oxygen partial pressure to about 150 mmHg.
Welcome to the Town of Phenix! The Phenix community is a small town in Charlotte County, Virginia. Charlotte County is located in the central/southside part of Virginia. Visitors find Phenix's citizens to be friendly and helpful. Our folks epitomize Southern hospitality.
Pennington Gap is the most populous town in Lee County, Virginia, United States. The population was 1,781 at the 2000 census. The Lee Regional Medical Center was in Pennington Gap until it closed in October 2013, and the United States Penitentiary, Lee is nearby. The Pennington Gap post office was established in 1891.