<prompt> All of the following are true about osmotic diuretics except:It expands extracellular fluid compartment and increases renal blood flowOsmotic diuretics are used in cerebral edemaOsmotic diuretics are used in active cerebral bleedingMannitol is used in Acute congestive glaucoma  <response>: Osmotic diuretics can be used to decreased intracranial tension but not in active cerebral bleeding as the drug may leak out of the vessel and further increase intracranial pressure as it is osmotically active. 