Quiz 2: Effects of Parasites on Host and Basic Concepts in Medical Parasitology
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Questions and Answers

What does morphology in parasites refer to?

  • Their life cycle outside the host
  • The method of diagnosis for parasites
  • Their geographical distribution
  • Their size, shape, color, and organelles (correct)

    • Why is understanding morphology important in laboratory diagnosis of parasites?

  • To differentiate between pathogenic and commensal organisms (correct)
  • To select appropriate medication for treatment
  • To determine the geographical distribution of parasites
  • To identify the extracorporeal life stage of parasites

    • What factor determines the geographical distribution of parasites?

  • The host's food habits (correct)
  • The method of diagnosis
  • The parasite's reproductive rate
  • The size of the parasite

    • Why are parasites without intermediate hosts more widely distributed?

    <p>They don't need vectors for transmission</p> Signup and view all the answers

    What crucial information can be obtained from understanding a parasite's extracorporeal life cycle?

    <p>Symptomatology and pathology of the parasite</p> Signup and view all the answers

    How can pathogenic parasites directly affect the host?

    <p>By causing mechanical injury as they grow</p> Signup and view all the answers

    Which of the following is an indirect effect of parasites on the host?

    <p>Causing an immunological reaction by the host</p> Signup and view all the answers

    What is a deleterious effect caused by some parasites on the host?

    <p>Production of toxic substances causing symptoms like rigors</p> Signup and view all the answers

    How do parasites compete with the host for resources?

    <p>By actively competing for nutrients needed by the host</p> Signup and view all the answers

    What aspect of medical parasitology involves discussion on pathology and clinical manifestations of infections?

    <p>Means of infection</p> Signup and view all the answers

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