17 Questions
What is the recommended method for decontamination when working with high-hazard micro-organisms?
Using sterilization in an autoclave
When should disinfectants be used according to the text?
Only when sterilization is not feasible
What type of indicator is recommended to ensure proper sterilization has occurred?
Heat-sensitive autoclave tape
How often should sterilizing efficiency checks be conducted?
Monthly
Which of the following is NOT a main use for disinfectants as stated in the text?
Disinfecting laminar flow benches
What type of warning signs should be used to clearly indicate a biological hazard?
Standard biological warning signs
When should protective gloves be worn in microbiological laboratories?
When handling infected animals
What should personnel do before and after using protective gloves in microbiological labs?
Disinfect their hands
Why should elbow or foot-operated taps be available in microbiological labs?
To make it easier for personnel to wash their hands
Why is it important to segregate animal rooms from laboratories in microbiological environments?
To prevent cross-contamination between infected and non-infected animals
Why are wounds and infections mentioned as risks in microbiological environments?
To alert personnel about potential routes for further infections
What is the purpose of using a laminar flow clean air bench in a laboratory?
To clean the air within the laboratory
In a biosafety cabinet Class II, how is the operator protected?
By using an air barrier and passing filtered air over the work
Why must safety cabinets be used when handling pathogenic materials?
To protect the work and/or user from exposure
What type of pathogens must be handled in a biosafety cabinet?
Virulent pathogenic organisms
What should be done immediately to any cut or abrasion in a laboratory setting?
Cover it with a waterproof dressing and report any infections immediately
What differentiates a biosafety cabinet Class III from Class I and Class II?
It has built-in air locks for introducing and removing materials
Test your knowledge on decontamination of high-hazard micro-organisms. Learn about the use of disinfectants and sterilization in safety cabinets to ensure proper handling of micro-organisms.
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