#1
Which of the following is a fundamental principle of sterile technique?
Keeping the work area clean and organized
Using as much force as necessary during procedures
Minimizing handwashing before procedures
Wearing jewelry and accessories during procedures
#2
What is the recommended method for sterilizing surgical instruments?
Boiling in water for 10 minutes
Wiping with alcohol swabs
Autoclaving at high temperature and pressure
Spraying with disinfectant
#3
What is the primary goal of environmental cleaning in a healthcare setting?
To eliminate all microorganisms
To reduce the number of microorganisms to a safe level
To make the environment smell pleasant
To remove visible dirt and stains
#4
Which of the following is an example of a disinfectant commonly used in healthcare settings?
Soap and water
Hydrogen peroxide
Saline solution
Vegetable oil
#5
Which of the following is a recommended practice for minimizing the risk of surgical site infections?
Administering antibiotics after the surgical procedure
Using sterile instruments and gloves
Leaving wounds open to air for rapid healing
Applying non-sterile dressings on wounds
#6
What is the appropriate disposal method for contaminated sharps?
Discard them in regular waste bins
Place them in a puncture-proof container labeled 'biohazard'
Flush them down the toilet
Reuse them after cleaning with disinfectant
#7
Which of the following is an example of a standard precaution in infection control?
Wearing a gown during invasive procedures only
Using a face shield when splashing of bodily fluids is anticipated
Washing hands only if visibly soiled
Reusing disposable gloves between patient interactions
#8
What is the primary objective of the 'chain of infection' concept in infection control?
To identify the types of microorganisms present
To recognize the routes of transmission
To establish the sequence of events leading to infection
To determine the most effective treatment for infections
#9
Which of the following is NOT considered a critical item requiring sterilization in healthcare settings?
Surgical instruments
Bed linens
Implants
Intravascular catheters
#10
What is the purpose of using a HEPA filter in an operating room?
To reduce the risk of fire
To maintain positive air pressure
To remove airborne pathogens and particles
To improve lighting conditions
#11
Which of the following is an example of a nosocomial infection?
Common cold
Urinary tract infection acquired in a hospital
Food poisoning from contaminated food at home
Influenza from seasonal flu virus
#12
What is the primary purpose of using sterile gloves during medical procedures?
To protect the patient
To protect the healthcare worker
To maintain sterility of the environment
To provide comfort to the healthcare worker
#13
What is the recommended duration for surgical hand scrubbing?
5 seconds
30 seconds
1 minute
2 minutes
#14
Which of the following is NOT a recommended method for sterilizing medical equipment?
Ethylene oxide gas sterilization
Dry heat sterilization
Microwave sterilization
Cold sterilization with chemical agents
#15
What is the appropriate technique for handling sterile items?
Touching the sterile surfaces with bare hands
Holding sterile items below waist level
Using sterile gloves or sterile forceps
Leaving sterile items uncovered for extended periods
#16
What is the role of personal protective equipment (PPE) in infection control?
To protect the patient
To protect the healthcare worker and patient
To maintain sterility of the environment
To enhance communication between healthcare workers
#17
What is the purpose of using a surgical drape during medical procedures?
To keep the patient warm
To provide comfort to the healthcare worker
To create a barrier between the sterile and non-sterile areas
To absorb blood and fluids
#18
What is the recommended duration for performing hand hygiene using alcohol-based hand rubs?
5 seconds
15 seconds
30 seconds
60 seconds
#19
Which of the following statements is true regarding the use of antiseptics in medical procedures?
Antiseptics are used to sterilize medical instruments
Antiseptics are only effective against viruses
Antiseptics are safe for use on living tissue
Antiseptics are less effective than disinfectants
#20
What is the recommended frequency for changing sterile gloves during a procedure?
Every 5 minutes
When they become visibly soiled
At least every hour
There is no specific recommendation
#21
In a surgical setting, what is the role of a surgical mask?
To prevent the spread of bacteria from the patient to the healthcare worker
To protect the patient from bacteria carried by the healthcare worker
To filter out small particles from the environment
To make the healthcare worker more comfortable during the procedure
#22
What precaution should healthcare workers take to prevent the transmission of bloodborne pathogens?
Wearing gloves and masks only when performing invasive procedures
Using sharps containers for disposal of used needles
Avoiding handwashing before patient contact
Reusing syringes and needles after cleaning
#23
Which of the following is a common route of transmission for healthcare-associated infections?
Airborne transmission
Fecal-oral transmission
Direct contact transmission
All of the above
#24
What is the significance of a 'no-touch' technique in sterile procedures?
It reduces the risk of contamination from the healthcare worker's hands
It speeds up the procedure by eliminating the need for instruments
It minimizes the need for personal protective equipment (PPE)
It allows the patient to participate actively in the procedure
#25
What is the recommended approach to dispose of contaminated linens?
Reuse them after washing with detergent
Discard them in regular waste bins
Place them in biohazard bags for proper disposal
Hang them to air-dry for reuse