#1
Which of the following is a basic principle of infection control?
Wearing gloves only when handling sharp objects
Proper hand hygiene practices
Cleaning surfaces only when visibly soiled
Reusing disposable medical equipment
#2
What is the recommended duration for handwashing according to standard infection control guidelines?
5 seconds
15 seconds
30 seconds
60 seconds
#3
What is the primary goal of decontamination?
To eliminate all microorganisms from a surface
To reduce the number of microorganisms to a safe level
To cover surfaces with a protective barrier
To increase the growth of microorganisms
#4
Which of the following is NOT a mode of transmission for infectious agents?
Direct contact
Airborne
Lymphatic
Vector-borne
#5
What is the recommended temperature for autoclaving in sterilization processes?
#6
Which of the following is an example of a transmission-based precaution?
Standard Precautions
Contact Precautions
Hand Hygiene
Cough Etiquette
#7
Which of the following is a proper method for sterilizing medical instruments?
Using cold water
Autoclaving at high pressure and temperature
Boiling for 5 minutes
Wiping with alcohol wipes
#8
What is the purpose of using personal protective equipment (PPE) in infection control?
To prevent spread of infection to others
To maintain comfort for healthcare workers
To reduce the cost of medical supplies
To improve patient satisfaction
#9
What is the purpose of using a biological indicator during sterilization processes?
To monitor the temperature of the sterilization process
To measure the pressure inside the sterilization chamber
To confirm the effectiveness of the sterilization process
To provide a visual indication of sterilization
#10
What does the term 'nosocomial infection' refer to?
An infection acquired outside of healthcare facilities
An infection caused by a novel pathogen
An infection acquired within a healthcare facility
An infection transmitted through animals
#11
What is the purpose of using ultraviolet (UV) light in decontamination processes?
To kill bacteria on surfaces
To neutralize chemical contaminants
To increase the humidity of the environment
To provide illumination for better visibility
#12
Which of the following is NOT an example of personal protective equipment (PPE)?
Gloves
Surgical mask
Safety goggles
Regular clothing
#13
Which of the following is an example of a high-level disinfectant used in healthcare settings?
Soap and water
70% isopropyl alcohol
Bleach (sodium hypochlorite)
Glutaraldehyde
#14
Which of the following is an example of a chemical sterilant?
Hydrogen peroxide
Chlorhexidine
Quaternary ammonium compounds
Ethyl alcohol
#15
What is the purpose of using a HEPA filter in air purification systems?
To remove chemical contaminants from the air
To trap and remove airborne particles, including bacteria and viruses
To produce ozone for disinfection
To regulate the temperature of the air
#16
Which of the following is an example of a low-level disinfectant used for environmental surfaces?
Hydrogen peroxide
Chlorine bleach
Glutaraldehyde
Isopropyl alcohol
#17
Which of the following is a characteristic of an ideal disinfectant?
Long shelf life
Low effectiveness against viruses
Compatibility with all surfaces
Broad-spectrum activity against various pathogens