#1
Which of the following is a common mode of transmission for infectious diseases?
Airborne
ExplanationTransmission through respiratory droplets or aerosols in the air.
#2
What is the primary purpose of hand hygiene in infection control?
To prevent the spread of infection
ExplanationTo reduce the transfer of pathogens from one person to another through hand contact.
#3
What is the recommended duration for handwashing?
At least 20 seconds
ExplanationSufficient time to thoroughly remove dirt and microorganisms from hands.
#4
Which of the following is NOT a component of standard precautions?
Wearing formal attire
ExplanationDressing formally does not contribute to infection prevention.
#5
What is the primary purpose of wearing a mask in infection control?
To prevent the spread of germs from the mouth and nose
ExplanationBarrier to prevent respiratory droplets from reaching others and contaminating surfaces.
#6
Which of the following is NOT an example of a transmission-based precaution?
Standard precautions
ExplanationGeneral infection prevention practices applicable to all patients.
#7
What does PPE stand for in the context of infection control?
Personal Protective Equipment
ExplanationClothing or equipment worn to minimize exposure to hazards that can cause illness or injury.
#8
Which of the following is an example of standard precautions?
Wearing gloves and a gown when performing invasive procedures
ExplanationBasic infection prevention practices designed to prevent transmission of infectious agents.
#9
Which of the following is NOT a recommended method for sterilization?
Boiling water
ExplanationWhile boiling water can kill many pathogens, it is not sufficient for complete sterilization.
#10
What is the primary goal of contact precautions?
To prevent the spread of infection through direct contact
ExplanationMeasures taken to prevent transmission of infectious agents through physical contact.
#11
Which of the following is an example of a healthcare-associated infection (HAI)?
Surgical site infection
ExplanationInfections that occur as a result of healthcare interventions.
#12
What is the recommended action if a healthcare worker experiences a needlestick injury?
Clean the area with soap and water
ExplanationImmediate cleansing of the wound to minimize risk of infection.
#13
What is the purpose of environmental cleaning in infection control?
To reduce the number of microorganisms present
ExplanationTo remove or kill microorganisms from surfaces to prevent their spread.
#14
What is the term for the process of destroying all forms of microbial life, including bacterial spores?
Sterilization
ExplanationComplete eradication of microorganisms to prevent their spread.
#15
Which of the following diseases can be transmitted through airborne route?
Tuberculosis
ExplanationInfectious disease caused by Mycobacterium tuberculosis and spread through airborne particles.
#16
What is the term for the process of killing or inactivating most, but not all, microorganisms on a surface?
Disinfection
ExplanationReducing the number of pathogens on surfaces to a level that is not harmful.
#17
Which of the following is NOT considered a mode of transmission for infectious diseases according to the CDC?
Telepathic
ExplanationTransmission of diseases through telepathy is not recognized by the CDC.
#18
Which of the following is an example of an opportunistic pathogen?
Candida albicans
ExplanationMicroorganism that causes disease primarily when the host's immune system is compromised.