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Staff Sgt. Easter Jackson, clinical instructor, explains the functions of a transport ventilator to Navy Petty Officer 2nd Class Justin Speight, an Interservice Respiratory Therapy Program student, as Maj. Thomas Zanders, the program's medical director, looks on in the Pulmonary Department at San Antonio Military Medical Center, May 23, 2012. (Photo by Elaine Sanchez)

Respiratory Alkalosis Risk Factors: Hyperventilation Hypoxemia Altitude sickness Asphyxiation Asthma Pneumonia Manifestations: pH > 7.45 PCO2 < 35 mmHg Tachypnea Anxiety, tetany Paresthesias Palpitations Chest pain Interventions: Regulate oxygen therapy Reduce anxiety Rebreathing techniques

This is an introduction to ventilator settings like FIO2, PEEP, Flow rate,trigger,TV, and RR. I also discuss how these settings relate to CO2 and O2 control and to complications like oxygen toxicity and barotrauma with an emphasis on physiology. I targeted this presentation to fellow medical students, nursing students and respiratory therapy s...

Army Lt. Col. Donald Gajewski, director of the Center for the Intrepid, introduces Defense Secretary Leon E. Panetta to Marine Corps Lance Cpl. Jonathan Stephenson during his tour of the CFI on Fort Sam Houston in San Antonio, June 27, 2012. Panetta spent the day visiting with wounded warriors at the CFI and the San Antonio Military Medical Center, thanking each service member and their families for their service and sacrifice. Photo by Elaine Sanchez

Army Reserve Col. Donald Begezda (standing) speaks with Col. Thomas Dundon, commander of the 912th Dental Company (Area Support), during the last day of a dental readiness, July 4. The 912th is in Honduras as part of U.S. Army South's Beyond the Horizon-2012 exercise, which combines military skills training with humanitarian exercises. (Photo by 1LT John Quin)