<prompt> Endocopes are usually disinfected with:GlutaraldehydeIsopropyl alcoholGamma irradiationEthylene oxide  <response>: Ref: Ananthanarayan, Paniker CJ. Textbook of Microbiology. 6th Ed. London: John Wiley Sons: 2000.Explanation:DisinfectantActive againstUseEthyl alcoholBactericidal but not sporicidalSkin antisepticsIsopropylalcoholBactericidal but not sporicidalDisinfection of suture material, clinicalthermometersMethyl alcoholActive against bacterial and fungal sporesCabinets incubatorsFormaldehydeBactericidal, sporicidal virucidalOT fumigationGiutaraldehydeBactericidal, sporicidal virucidal less toxic irritantBronchoscopes,endoscopes, cystoscopesHypochloriteBactericidal, sporicidal virucidalBlood spillChlorhexidinebactericidal, moderate sporicidal virucidalTreatment of woundsEthylene oxideBactericidal, sporicidal virucidal highly penetrating gasHeart lung machines, respirators, dental equipement 