Staphylococcus Bacteria
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Staphylococcus Bacteria

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@AffectionateMothman9919

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Questions and Answers

What is the approximate percentage of early syphilis cases that progress to cure without treatment?

  • 50%
  • 33% (correct)
  • 75%
  • 25%

    • What is the characteristic of tertiary syphilis?

  • Presence of lesions and clinical symptoms
  • Absence of lesions and clinical symptoms
  • Cardiovascular and central nervous system involvements (correct)
  • Mortality rate of 100%

    • When can an infected pregnant woman transmit Treponema pallidum to her fetus?

  • After the first month of pregnancy
  • After the third month of pregnancy (correct)
  • Only during childbirth
  • After the sixth month of pregnancy

    • What is the mode of transmission of congenital syphilis?

    <p>Vertical transmission from mother to fetus</p> Signup and view all the answers

    What is the purpose of direct demonstration in laboratory diagnosis?

    <p>To identify the morphology and motility pattern of Treponema pallidum</p> Signup and view all the answers

    What is the significance of serological tests in laboratory diagnosis?

    <p>They are used to detect antibodies in the serum</p> Signup and view all the answers

    What is the type of antigen used in nonspecific serologic tests?

    <p>Nontreponema antigen</p> Signup and view all the answers

    What is the purpose of preparing smears from lesions in laboratory diagnosis?

    <p>To demonstrate Treponema pallidum by direct immunofluorescence</p> Signup and view all the answers

    What is the significance of wet smears in laboratory diagnosis?

    <p>They are used to demonstrate Treponema pallidum by dark-ground microscopy</p> Signup and view all the answers

    What is the characteristic of latency in syphilis?

    <p>Absence of lesions and clinical symptoms</p> Signup and view all the answers

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