#1
Which of the following is an example of aseptic technique?
Using sterile gloves during surgery
ExplanationPreventing contamination by maintaining a sterile environment.
#2
What is the primary function of a pathogen?
To cause disease
ExplanationPathogens infect hosts and cause illness.
#3
What is the purpose of personal protective equipment (PPE) in infection control?
To protect healthcare workers and patients
ExplanationMinimize exposure to infectious agents.
#4
Which of the following is an example of a bloodborne pathogen?
Hepatitis B virus
ExplanationTransmitted through blood or bodily fluids.
#5
Which of the following is a common vector for the transmission of infectious diseases?
Mosquito
ExplanationCarriers transmitting pathogens between hosts.
#6
What is the term for a microorganism that requires oxygen to survive?
Aerobe
ExplanationOrganisms needing oxygen for metabolism.
#7
Which of the following is a method of sterilization used in healthcare settings?
Autoclaving
ExplanationUtilizes steam and pressure to kill microorganisms.
#8
What is the role of antibodies in the immune response to pathogens?
Neutralizing pathogens
ExplanationAntibodies bind to and neutralize harmful pathogens.
#9
What is the most effective way to prevent the spread of healthcare-associated infections?
Using single-use medical equipment
ExplanationMinimizes cross-contamination risk.
#10
Which of the following is an example of a Gram-negative bacterium?
Escherichia coli
ExplanationBacteria with a distinct cell wall structure.
#11
Which of the following is an example of a fungal pathogen?
Candida albicans
ExplanationFungi causing infections in humans.
#12
What is the primary role of the Centers for Disease Control and Prevention (CDC) in infection control?
Conducting research and providing guidelines
ExplanationLeading efforts to prevent and control diseases.
#13
Which of the following is a characteristic of a nosocomial infection?
It is acquired in a healthcare setting
ExplanationInfections contracted during healthcare procedures.
#14
What is the term for the process of destroying all forms of microbial life, including bacterial spores?
Sterilization
ExplanationComplete elimination of microorganisms.
#15
Which of the following is a characteristic of a viral pathogen?
It requires a host cell to replicate
ExplanationViruses hijack host cells for reproduction.
#16
What is the term for the ability of a microorganism to cause disease?
Pathogenicity
ExplanationCapacity of microbes to induce illness.
#17
Which of the following is a characteristic of a bacterial endospore?
It can remain dormant for long periods
ExplanationSurvival structure formed by certain bacteria.