#1
Which of the following is a key principle of infection control?
Asepsis
ExplanationMaintaining a sterile environment to prevent infection spread.
#2
Which of the following is an example of a nosocomial infection?
Hospital-acquired pneumonia
ExplanationInfection acquired in a healthcare facility.
#3
What is the purpose of the double-wrapping technique in sterile processing?
To provide an extra layer of protection against contamination
ExplanationEnhancing protection by adding an additional barrier against contaminants.
#4
What is the purpose of a laminar airflow hood in a cleanroom environment?
To provide a sterile work area by minimizing airborne particles
ExplanationMaintaining a controlled environment free from airborne contaminants.
#5
Which of the following is a common method for sterilizing heat-sensitive medical devices?
Ethylene oxide gas sterilization
ExplanationUsing gas to sterilize without damaging sensitive equipment.
#6
What is the primary purpose of sterilization in healthcare settings?
To eliminate all microorganisms
ExplanationEnsuring complete removal of microbes to prevent infections.
#7
Which organization is responsible for setting sterilization standards in the United States?
FDA
ExplanationU.S. Food and Drug Administration sets sterilization standards.
#8
What is the primary purpose of personal protective equipment (PPE) in infection control?
To protect healthcare workers and patients from infection
ExplanationPreventing transmission of infections through protective gear.
#9
Which of the following is an example of a high-level disinfectant used in healthcare settings?
Glutaraldehyde
ExplanationA potent disinfectant effective against a wide range of pathogens.
#10
Which of the following is a common indicator used to monitor the effectiveness of the sterilization process?
Temperature
ExplanationMonitoring heat levels to ensure proper sterilization.
#11
What is the purpose of a biological indicator in sterilization validation?
To confirm the destruction of resistant microorganisms
ExplanationVerifying effectiveness by testing against resilient microbes.
#12
What is the term for a process that destroys all forms of microbial life?
Sterilization
ExplanationComplete eradication of microorganisms.
#13
What is the purpose of the autoclave in sterile processing?
To kill microorganisms through steam and pressure
ExplanationUsing steam and pressure to sterilize equipment.
#14
What is the purpose of the clean-catch urine collection method in preventing contamination?
To obtain a sterile urine sample
ExplanationEnsuring uncontaminated urine collection for accurate testing.
#15
Which regulatory agency oversees the safety of medical devices, including sterilization equipment, in the United States?
FDA
ExplanationFDA regulates safety of medical devices and sterilization equipment.
#16
What is the recommended duration for surgical hand scrubbing to achieve optimal microbial reduction?
2 minutes
ExplanationSufficient time for thorough cleansing to minimize microbial presence.
#17
Which of the following is a potential consequence of improper sterilization of surgical instruments?
Surgical site infection
ExplanationRisk of infections due to inadequate sterilization procedures.