#1
Which of the following is a recommended method for hand hygiene in healthcare settings?
Using soap and water for at least 20 seconds
Wiping hands with a dry cloth
Rinsing hands quickly with cold water
Using hand sanitizer without washing hands
#2
What is the purpose of sterilization in healthcare facilities?
To remove visible dirt from surfaces
To eliminate all microorganisms, including spores, from surfaces
To only reduce the number of microorganisms present
To increase the growth of microorganisms for study
#3
What is the recommended method for cleaning and disinfecting surfaces in healthcare settings?
Using only water to wipe surfaces
Using a disinfectant cleaner according to manufacturer's instructions
Using vinegar and baking soda mixture
Using hand sanitizer on surfaces
#4
What is the primary goal of infection control in healthcare settings?
To completely eradicate all microorganisms
To reduce the risk of transmission of infectious agents
To increase the virulence of infectious agents
To increase patient exposure to pathogens for immunity
#5
What is the purpose of personal protective equipment (PPE) in infection control?
To provide comfort to healthcare workers
To prevent the spread of microorganisms between patients
To increase the risk of exposure to pathogens
To substitute hand hygiene practices
#6
Which of the following is an example of a semi-critical item that requires high-level disinfection or sterilization?
Stethoscope
Blood pressure cuff
Bed linens
Disposable gloves
#7
What is the recommended time and temperature for steam sterilization (autoclaving) in healthcare settings?
120°C for 15 minutes
100°C for 10 minutes
134°C for 3 minutes
160°C for 20 minutes
#8
Which of the following is an example of a critical item that requires sterilization before use?
Patient gown
Disposable thermometer probe cover
Examining table
Bedside table
#9
What is the minimum contact time required for most disinfectants to effectively kill microorganisms?
5 seconds
1 minute
10 minutes
30 minutes
#10
Which of the following is an example of a chemical sterilant used in healthcare facilities?
Isopropyl alcohol
Chlorine bleach
Hydrogen peroxide
Quaternary ammonium compounds
#11
Which of the following is an appropriate method for sterilizing heat-sensitive medical devices?
Ethylene oxide gas sterilization
Boiling in water for 5 minutes
Dry heat sterilization at 180°C for 30 minutes
Autoclaving at 134°C for 3 minutes
#12
Which of the following is a characteristic of an ideal disinfectant?
Non-toxic to humans
Non-corrosive to surfaces
Fast-acting against all types of microorganisms
Leaves a strong odor after application
#13
What is the appropriate action if a sterilization indicator shows that the required parameters for sterilization were not met?
Use the items anyway, as the indicator may be faulty
Re-sterilize the items before use
Dispose of the items immediately
Ignore the indicator and use the items in emergency situations
#14
Which of the following is an example of a high-level disinfectant used for heat-sensitive medical devices?
70% isopropyl alcohol
Chlorine bleach
Glutaraldehyde
Hydrogen peroxide
#15
What is the recommended method for disposing of biohazardous waste in healthcare facilities?
Dumping it directly into regular trash bins
Flushing it down the toilet
Incinerating it or using an approved medical waste disposal service
Burying it in the hospital garden