FERS Information. Congress created the Federal Employees Retirement System (FERS) in 1986, and it became effective on January 1, 1987. Since that time, new Federal civilian employees who have retirement coverage are covered by FERS. FERS is a retirement plan that provides benefits from three different sources: a Basic Benefit Plan, Social Security and the Thrift Savings Plan (TSP).
The maximal volume of air (about 1000 mL) that can be expelled from the lungs after a normal expiration. Synonym(s): reserve air, supplemental air.(ERV) (eks-pÄ«'rÄ-tÅr-Ä rÄ-zÄrv' vol'yÅ«m).he maximal volume of air (about 1000 mL) that can be expelled from the lungs after a normal expiration. Synonym(s): reserve air, supplemental air. (ERV) (eks-pÄ«'rÄ-tÅr-Ä rÄ-zÄrv' vol'yÅ«m).
Vital capacity: the volume of air breathed out after the deepest inhalation. V T: Tidal volume: that volume of air moved into or out of the lungs during quiet breathing (VT indicates a subdivision of the lung; when tidal volume is precisely measured, as in gas exchange calculation, the symbol TV or V T is used.) FRC