44 Questions
What is the primary advantage of using an autoclave for sterilization?
It is a dependable and non-toxic method
What is the minimum percentage of contaminants captured by HEPA air filters at 0.3 μ in size?
99.97%
What is the purpose of segregation/sorting in medical waste disposal?
To separate waste by type into colour coded bags
What is the role of interim storage in medical waste disposal?
To store waste within a facility until it can be transported for final disposal
What is the primary purpose of using glutaraldehyde 2% (Cidex) for sterilization?
To sterilize heat labile items
What type of sterilization method is effective for heat labile items?
Peracetic acid 0.2-0.35%
What is the primary cause of a spill in medical waste disposal?
Cause substances to fall out of their container
What is the purpose of final disposal in medical waste disposal?
To eliminate waste from a health facility
What is the correct procedure for handling a sharp object?
Place cap on flat surface and then remove hand from cap
What is the purpose of antibiotic stewardship?
To promote the appropriate use of all antimicrobials
What should be done immediately after a biological spill?
Dispose of the spill in a red bag
How should safety boxes be stored?
In a safe and secure location
What should be done in case of a chemical spill?
Open doors and windows for ventilation
What is the purpose of hands-free technique for passing sharps?
To prevent injuries
What should be considered when selecting an antibiotic?
All of the above
What should be done before transporting safety boxes?
Make sure the boxes are dry and protected from rain
What should be done after a spill of radioactive material?
Estimate the activity involved and nature of contamination
What is a key consideration in rational antibiotic use?
Right antibiotic, right time, right dose, and right duration
Why should umbilical venous catheters be replaced?
If malfunctions occur
How should breast pumps be cleaned and disinfected?
Wash with hot soapy water and sterilize daily
Why should formula not be used beyond 24 hours after preparation?
It becomes contaminated with bacteria
How often should incubators be disinfected?
Every 7 days of hospitalization
What is the primary source of infection risk in endoscopy?
Improper maintenance and cleaning of endoscope
What is the purpose of rinsing in reprocessing endoscopes?
To remove detergent residue
What is the recommended concentration of glutaraldehyde for disinfection?
> 20%
Why is hypochlorite not used for disinfection?
It is inactivated by organic matter
What is the primary site of surgical site infections?
Operative site
What is the purpose of aseptic techniques in operating theatres?
To reduce the risk of surgical site infections
What are the potential consequences of not washing hands after removing gloves?
Contamination due to microorganism growth in warmth and humidity
When is the use of alcohol-based hand rub advised?
After touching a patient
How should liquid soap containers be managed?
Cleaned when empty and then refilled
Why can sterile gloves not replace hand washing?
Gloves can rupture and are not 100% barriers
What should be always used for drying hands after washing?
Paper or cloth towels
In what situation should antiseptic hand wash be specifically used?
During invasive procedures
What is the role of plain soap in hand washing?
To remove transient microorganisms and dirt
What is a recommended practice when using running water for hand washing?
Use a towel to turn off the faucet
What is the most important route through which pathogens are transmitted in health care settings during dialysis?
Contact transmission
Which measure is NOT listed as part of the standard precautions for dialysis treatment?
Ensuring an adequate diet
What should be done after each patient to manage environmental issues?
Perform thorough equipment sterilization
What is NOT a recommended measure for the prevention and management of Hepatitis B Virus (HBV) in dialysis units?
Program for regular physical exercise
What is recommended for the prevention and management of Hepatitis C Virus (HCV) in dialysis units?
Strict adherence to control precautions
For HIV prevention and management in dialysis units, what is a recommended practice?
Routine testing every 3 months
What is a key patient care issue in dialysis units to minimize infection-related morbidity and mortality?
Keeping access sites clean and dry
Which is a measure listed for the prevention and management of bacterial infections in dialysis units?
Isolation of patients with infected skin wounds
This quiz covers different methods of sterilization in a laboratory setting, including heat, chemicals, and low temperature methods. It discusses the advantages and disadvantages of each method, including autoclaving.
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