#1
Which of the following is an example of a microbial threat?
All of the above
ExplanationVarious microorganisms, including bacteria, viruses, and fungi, pose potential threats.
#2
What is the primary purpose of hand hygiene in infection prevention?
To reduce the spread of pathogens
ExplanationEffective hand hygiene helps prevent transmission of disease-causing microorganisms.
#3
Which of the following is NOT a mode of transmission for infectious diseases?
Telepathic transmission
ExplanationTelepathic transmission is a fictional mode; real modes include contact, droplet, and airborne.
#4
What does PPE stand for in the context of infection prevention?
Personal Protective Equipment
ExplanationPPE refers to equipment like masks, gloves, and gowns to protect against infection.
#5
What is the correct sequence for donning personal protective equipment (PPE)?
Gloves, mask, gown
ExplanationThe correct sequence for donning PPE is gloves first, followed by mask and gown.
#6
Which of the following is NOT a recommended method for sterilizing medical instruments?
Boiling water
ExplanationWhile boiling water may disinfect, it's not considered reliable for sterilizing medical instruments.
#7
Which of the following is a recommended duration for handwashing to effectively reduce microbial contamination?
20 seconds
ExplanationWashing hands for at least 20 seconds is recommended to effectively reduce microbial contamination.
#8
Which of the following is an example of a nosocomial infection?
MRSA infection acquired in a hospital
ExplanationNosocomial infections are acquired during hospitalization, such as MRSA acquired in a healthcare facility.
#9
What is the main purpose of the CDC's Standard Precautions?
To prevent transmission of infectious agents from recognized and unrecognized sources of infection
ExplanationStandard Precautions aim to prevent transmission of infectious agents from both known and unknown sources.
#10
Which of the following pathogens is commonly associated with healthcare-associated infections (HAIs)?
Clostridium difficile
ExplanationClostridium difficile is a common cause of HAIs, particularly in healthcare settings.
#11
What is the primary role of infection control committees in healthcare settings?
To monitor and prevent healthcare-associated infections
ExplanationInfection control committees oversee strategies to prevent and manage healthcare-associated infections.
#12
Which of the following is a key component of environmental cleaning in healthcare facilities?
Disinfecting high-touch surfaces regularly
ExplanationRegular disinfection of high-touch surfaces is crucial to prevent transmission of pathogens.