#1
Which of the following is a fundamental principle of sterile technique?
Keeping the work area clean and organized
ExplanationMaintaining cleanliness and organization prevents contamination.
#2
What is the recommended method for sterilizing surgical instruments?
Autoclaving at high temperature and pressure
ExplanationAutoclaving effectively kills microorganisms through heat and pressure.
#3
What is the primary goal of environmental cleaning in a healthcare setting?
To reduce the number of microorganisms to a safe level
ExplanationCleaning aims to minimize infection risk by eliminating pathogens.
#4
Which of the following is an example of a disinfectant commonly used in healthcare settings?
Hydrogen peroxide
ExplanationHydrogen peroxide effectively kills various pathogens.
#5
Which of the following is a recommended practice for minimizing the risk of surgical site infections?
Using sterile instruments and gloves
ExplanationSterile equipment reduces the introduction of pathogens.
#6
What is the appropriate disposal method for contaminated sharps?
Place them in a puncture-proof container labeled 'biohazard'
ExplanationSecure disposal minimizes the risk of needlestick injuries.
#7
Which of the following is an example of a nosocomial infection?
Urinary tract infection acquired in a hospital
ExplanationNosocomial infections are acquired in healthcare facilities.
#8
What is the primary purpose of using sterile gloves during medical procedures?
To maintain sterility of the environment
ExplanationSterile gloves help prevent contamination of the surgical field.
#9
What is the recommended duration for surgical hand scrubbing?
2 minutes
ExplanationAdequate scrubbing time ensures thorough cleaning of hands.
#10
Which of the following is NOT a recommended method for sterilizing medical equipment?
Microwave sterilization
ExplanationMicrowave sterilization may not effectively kill all microorganisms.
#11
What is the appropriate technique for handling sterile items?
Using sterile gloves or sterile forceps
ExplanationSterile tools prevent contamination during handling.
#12
What is the role of personal protective equipment (PPE) in infection control?
To protect the healthcare worker and patient
ExplanationPPE shields individuals from infectious agents.
#13
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
ExplanationSurgical masks protect healthcare workers from patient's microorganisms.
#14
What precaution should healthcare workers take to prevent the transmission of bloodborne pathogens?
Using sharps containers for disposal of used needles
ExplanationProper disposal of sharps reduces the risk of needlestick injuries.
#15
Which of the following is a common route of transmission for healthcare-associated infections?
All of the above
ExplanationVarious routes, including contact, can lead to healthcare-associated infections.
#16
What is the significance of a 'no-touch' technique in sterile procedures?
It reduces the risk of contamination from the healthcare worker's hands
ExplanationMinimizing contact maintains sterility.
#17
What is the recommended approach to dispose of contaminated linens?
Place them in biohazard bags for proper disposal
ExplanationBiohazard bags prevent spread of infectious materials.