Senior Airman Jeylyn Capdevilla, 20th Aerospace Medicine

Senior Airman Jeylyn Capdevilla, 20th Aerospace Medicine Squadron aerospace and operational physiologist technician, lectures the students about the physical effects of the high altitude chamber at the aerospace physiology building, Nov. 2. The high altitude parachute class focuses on human performance at high altitudes and high stress levels. Students take this class before freefall school and as a refresher course every five years.