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Factors Affecting Microbial Growth and Multiplication
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Factors Affecting Microbial Growth and Multiplication

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Questions and Answers

What factors may prevent a microbe from multiplying at a particular anatomic site?

  • Presence of reagents to facilitate multiplication
  • Absence of factors required for microbial growth
  • Lack of necessary warmth, moisture, and nutrients (correct)
  • Presence of necessary warmth, moisture, and nutrients
  • What must many pathogens do before they are able to multiply and cause damage?

  • Attach to specific receptor sites (correct)
  • Create new receptor sites
  • Destroy the receptor sites
  • Avoid receptor sites at all costs
  • What is an example of microbial antagonism in the context of immunity?

  • Absence of antibodies in the host
  • Host's immune response weakening over time
  • Presence of necessary nutrients for pathogen growth
  • Indigenous microbiota producing bacteriocins (correct)
  • How does an individual's nutritional status influence the outcome of a pathogen-host encounter?

    <p>It affects the overall health status and immunity</p> Signup and view all the answers

    Which factor can engulf and destroy a pathogen before it multiplies, invades, and causes disease?

    <p>Immunity due to prior infection</p> Signup and view all the answers

    Why is the word 'infection' sometimes used as a synonym for infectious disease?

    <p>It is a common term used by health care professionals.</p> Signup and view all the answers

    What does pathogenicity refer to?

    <p>The ability of a microbe to cause disease.</p> Signup and view all the answers

    Why might someone be infected with a pathogen but not develop the infectious disease caused by that pathogen?

    <p>Because the microbiota in their body counteracts the pathogen.</p> Signup and view all the answers

    What does a pathologist specialize in?

    <p>The structural and functional manifestations of disease.</p> Signup and view all the answers

    Why might some people not get sick even after being exposed to a pathogen?

    <p>Strong immune response that prevents pathogen multiplication.</p> Signup and view all the answers

    What does infectious disease refer to?

    <p>The state where a pathogen causes harm or symptoms in a host.</p> Signup and view all the answers

    What is the main reason why phagocytes are unable to attach to encapsulated bacteria?

    <p>Lack of surface receptors</p> Signup and view all the answers

    What is the consequence of encapsulated bacteria not being ingested by phagocytes?

    <p>They escape into the bloodstream and multiply</p> Signup and view all the answers

    Which of the following is an example of an encapsulated bacterium mentioned in the text?

    <p>Klebsiella pneumoniae</p> Signup and view all the answers

    What is the function of flagella in bacteria according to the text?

    <p>Enable bacteria to evade phagocytosis and invade body areas</p> Signup and view all the answers

    Which of the following is NOT a characteristic of coagulase produced by S. aureus?

    <p>Destroys tissues</p> Signup and view all the answers

    What is the role of kinases produced by pathogens?

    <p>Enable pathogens to evade clots and escape</p> Signup and view all the answers

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