Every staff has special staff officers. This section addresses the specific duties of each special staff officer. The number of special staff officers and their responsibilities vary with authorizations, the desires of the commander, and the size of the command.
Definition (NCI). An extract made from the dried leaflets on the pods of Cassia angustifolia or Cassia acutifolia with cathartic activity. Dimeric glycosides in dried senna extract are converted to the active monoanthrones by bacterial action in the colon.
Senna (from Arabic sanÄ), the sennas, is a large genus of flowering plants in the legume family Fabaceae, and the subfamily Caesalpinioideae.This diverse genus is native throughout the tropics, with a small number of species in temperate regions.The number of species is estimated to be from about 260 to 350.enna (from Arabic sanÄ), the sennas, is a large genus of flowering plants in the legume family Fabaceae, and the subfamily Caesalpinioideae.