Chain of Infection and Routes of Transmission Quiz
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Questions and Answers

What is the first element in the chain of infection?

  • Portal of exit
  • Reservoir
  • Susceptible host
  • Infectious agent (correct)

    • Where do microorganisms live and reproduce in the chain of infection?

  • Blood
  • Skin
  • Respiratory tract
  • Reservoir (correct)

    • Which of the following is an example of a mode of transmission in the chain of infection?

  • Direct transmission (correct)
  • Parenteral transmission
  • Indirect transmission
  • Airborne transmission

    • What is an example of a portal of exit from the reservoir?

    <p>Respiratory tract</p> Signup and view all the answers

    How are microorganisms transmitted in indirect transmission in the chain of infection?

    <p>Via contaminated items/objects</p> Signup and view all the answers

    What is defined as the pathway that the pathogen takes to spread in the chain of infection?

    <p>Mode of transmission</p> Signup and view all the answers

    Where does the infectious agent live and survive in the chain of infection?

    <p>Reservoir</p> Signup and view all the answers

    What is the mode of disease transmission known as 'droplet infection'?

    <p>Inhalation through air, cough, sneeze</p> Signup and view all the answers

    When might an aerosol form in the Central Sterile Services Department (CSSD)?

    <p>When handling contaminated reusable medical devices</p> Signup and view all the answers

    How should the ultrasonic bath be used to prevent escape of aerosols in the CSSD?

    <p>Keep the lid closed when using the ultrasonic bath</p> Signup and view all the answers

    What is parenteral transmission of a disease?

    <p>Injection or penetration through the skin</p> Signup and view all the answers

    What is the portal of entry into a host?

    <p>Skin</p> Signup and view all the answers

    What is meant by the term 'susceptible host'?

    <p>The susceptibility of a person to fight infection or get infected</p> Signup and view all the answers

    What should be done while handling contaminated reusable medical devices in the sink?

    <p>Submerge the devices only when not in use</p> Signup and view all the answers

    How can accidental needlestick or sharps injuries be assessed?

    <p>By seeking medical attention immediately after the injury</p> Signup and view all the answers

    What is the mode of disease transmission known as 'droplet infection'?

    <p>Airborne transmission</p> Signup and view all the answers

    How can accidental needlestick or sharps injuries be assessed?

    <p>By assessing the signs of portal of entry</p> Signup and view all the answers

    What is the portal of entry into a host?

    <p>Skin</p> Signup and view all the answers

    When might an aerosol form in the Central Sterile Services Department (CSSD)?

    <p>When handling contaminated reusable medical devices in the sink</p> Signup and view all the answers

    What is meant by the term 'susceptible host'?

    <p>A host that can easily get infected</p> Signup and view all the answers

    What should be done while handling contaminated reusable medical devices in the sink?

    <p>Submerge the devices in soapy water</p> Signup and view all the answers

    What is the first element in the chain of infection?

    <p>Infectious agent</p> Signup and view all the answers

    How should the ultrasonic bath be used to prevent escape of aerosols in the CSSD?

    <p>Keep the lid closed while using ultrasonic bath</p> Signup and view all the answers

    What is the pathogen that causes the infectious disease known as in the chain of infection?

    <p>Virus</p> Signup and view all the answers

    Where does the environment where the agent can live and survive in the chain of infection referred to as?

    <p>Reservoir</p> Signup and view all the answers

    Which of the following is an example of a portal of exit from the reservoir in the chain of infection?

    <p>Respiratory tract</p> Signup and view all the answers

    What is defined as the 'pathway that the pathogen takes to spread' in the chain of infection?

    <p>Mode of transmission</p> Signup and view all the answers

    How does direct transmission occur in the chain of infection?

    <p>Through person-to-person contact</p> Signup and view all the answers

    What type of transmission results from transferring microorganisms via contaminated items/objects or healthcare workers’ contaminated hands to an uninfected patient?

    <p>Indirect transmission</p> Signup and view all the answers

    Which of the following is considered a mode of disease transmission in the chain of infection?

    <p>Droplet infection</p> Signup and view all the answers

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