Pathogen Transmission Methods
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Pathogen Transmission Methods

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@JovialCyclops

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Questions and Answers

What is the primary route of transmission for pathogens suspended in infectious droplet nuclei?

  • Airborne transmission over long distances (correct)
  • Vertical transmission from an infected mother
  • Indirect contact with contaminated fomites
  • Direct contact with contaminated surfaces

    • What is the term for the initial transfer of a pathogen from an animal to a human population?

  • Vertical transmission
  • Spillover event (correct)
  • Congenital infection
  • Zoonosis

    • Which of the following is an example of an indirect contact transmission route?

  • Receiving a blood transfusion from an infected donor
  • Sharing food utensils with an infected person
  • Being bitten by an infected mosquito
  • Touching a contaminated surface and then touching one's eyes (correct)

    • What is the term for a disease that is transmitted from animals to humans?

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

    Which of the following bodily secretions is NOT a common route of transmission for pathogens?

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

    What is the term for the transmission of a pathogen from an infected mother to her child during pregnancy or childbirth?

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

    Which of the following vectors is a vertebrate?

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

    What is the term for a living organism that transmits a pathogen?

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

    What is the primary reason for a pandemic to occur in a population?

    <p>Lack of herd immunity in the population</p> Signup and view all the answers

    What is the term for the study of the occurrence, determinants, distribution, and control of health and disease in a defined human population?

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

    What is the term for a disease that occurs occasionally and at irregular intervals?

    <p>Sporadic disease</p> Signup and view all the answers

    Who is considered the first epidemiologist?

    <p>John Snow</p> Signup and view all the answers

    What was the cause of the 1854 cholera outbreak in Soho?

    <p>Contaminated water supply from the Broad Street pump</p> Signup and view all the answers

    What is the term for a disease that maintains a relatively steady low-level frequency at a moderately regular interval?

    <p>Endemic disease</p> Signup and view all the answers

    What is the term for a disease that gradually increases in occurrence frequency above the endemic level but not to the epidemic level?

    <p>Hyperendemic disease</p> Signup and view all the answers

    What is the term for a zoonotic spillover event that leads to a pandemic?

    <p>COVID-19</p> Signup and view all the answers

    Which bodily secretion is most likely to be involved in direct contact transmission?

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

    What is the term for the transmission of a pathogen from an infected mother to her child during pregnancy or childbirth?

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

    What is the primary route of transmission for pathogens suspended in infectious droplet nuclei?

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

    Which of the following vectors is typically an arthropod?

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

    What is the term for the transmission of a disease from animals to humans?

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

    What is the term for the initial transfer of a pathogen from an animal population to a human population?

    <p>Spillover event</p> Signup and view all the answers

    Which of the following is an example of an airborne transmission route?

    <p>Sneezing and coughing</p> Signup and view all the answers

    What is the term for a living organism that transmits a pathogen?

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

    What is the primary outcome of sustained human-to-human transmission of a pathogen?

    <p>Establishment of the pathogen as a human pathogen</p> Signup and view all the answers

    What is the significance of the 1854 cholera outbreak in Soho?

    <p>It led to the discovery of the connection between contaminated water and disease</p> Signup and view all the answers

    What is the term for a situation where a pathogen is transmitted from a vertebrate to a human?

    <p>Zoonotic spillover event</p> Signup and view all the answers

    What is the term for a disease that maintains a steady low-level frequency at a moderately regular interval?

    <p>Endemic disease</p> Signup and view all the answers

    What was the primary cause of the 1854 cholera outbreak in Soho?

    <p>Contaminated water</p> Signup and view all the answers

    What is the significance of John Snow in the field of epidemiology?

    <p>He was the first epidemiologist</p> Signup and view all the answers

    What is the term for a disease that gradually increases in occurrence frequency above the endemic level but not to the epidemic level?

    <p>Hyperendemic disease</p> Signup and view all the answers

    What is the primary reason for the risk of a pandemic in a population?

    <p>Lack of herd immunity</p> Signup and view all the answers

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