Decontamination / Sterilisation

Chemical agent in sterilization

Definition for sanitisation: [blank_start]Removal of microbes that can[blank_end] [blank_start]cause a threat to the public health[blank_end] (ex. water conditioning).

Explain the all or nothing principle of sterilisation: [blank_start]Destruction of all forms of life,[blank_end] including the [blank_start]bacterial spores, viruses and prions[blank_end]. [blank_start]There is no degree of sterilization[blank_end]

What is used in biological sterilization control?

Choose correct about UV light

Main difference between antiseptics and disinfecting agents Where the substance is used. [blank_start]Antiseptics[blank_end] are used on living tissues and most [blank_start]disinfectingagents[blank_end] are used on objects.

Sterilization of disposable supplies and heat-sensitive pharmaceuticals:

Chemical agent in sterilization

Sterilization for heat-stable substances that are not penetrated by moist heat such as oils and powder:

Filters are used for

Which of the following is used to treat/disinfect/sterilize lipid viruses

Abbrevation of LTH [blank_start]Low Temperature holding[blank_end]

Biofilm - how does it effect decontamination procedure - [blank_start]Community of Microorganism[blank_end] - [blank_start]high amount of bacteria[blank_end] - Which makes the decontamination more difficult bc to decontaminate properly the concentration of the disinfectant, sterilant and the contact time should be increased.

Sterilization of disposable supplies and heat-sensitive pharmaceuticals:

Chemical agent in sterilization:

Sterilization of oils and powders

[blank_start]decontamination[blank_end] Removal of microorganisms contaminating an object

LTH , HTST, UHT

What is used in biological sterilization control? [blank_start]Bacillus stearothermophilus[blank_end] spores for steam or chemical vapor sterilization. - survive 121 degrees for 5 min but die after 13 min [blank_start]Bacillus subtilis[blank_end] spores for ethylene oxide or dry heat sterilization.