Obstetric And Perinatal Infections

21 Questions | Total Attempts: 1221

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Obstetric And Perinatal Infections

Questions and Answers
  • 1. 
    The leading cause of maternal mortality in endemic areas of the southwest US and Latin America is due to what fungal infection?
    • A. 

      Candidiasis

    • B. 

      Malaria

    • C. 

      Poliomyelitis

    • D. 

      Coccidioidomycosis

  • 2. 
    Once a fetus is infected, it more more susceptible to infection due to its poor immunity and lack of synthesis of what antibody?
    • A. 

      IgA

    • B. 

      IgD

    • C. 

      IgG

    • D. 

      IgM

  • 3. 
    Molecules that can cause cellular defects in growth, i.e. induce fetal malformations, are known as
    • A. 

      Secretagogues

    • B. 

      Teratogens

    • C. 

      Hematotrophic

    • D. 

      Cytopathogenic

  • 4. 
    A distinguishing factor between viral teratogens (rubella) and other teratogens (drugs, radiation) would be that
    • A. 

      Only viral teratogens cause retarded fetal growth

    • B. 

      Fetal death is only a possibility with other teratogens, not viral

    • C. 

      Maternal effects are only seen with viral teratogens

    • D. 

      Genetic factors are not present with viral teratogens

  • 5. 
    Primary infection of the mother, rather than re-activation, tends to have a worse fetal consequence. 
    • A. 

      True

    • B. 

      False

  • 6. 
    A fetus is particularly susceptible to rubella infection when maternal infection occurs during what stage of pregnancy?
    • A. 

      1st trimester

    • B. 

      2nd trimester

    • C. 

      3rd trimester

    • D. 

      Susceptibility unknown

  • 7. 
    Congenital rubella is associated with the development of what clinical condition in 80% of those infants infected?
    • A. 

      Blindness

    • B. 

      Deafness

    • C. 

      Obesity

    • D. 

      Diabetes mellitus

  • 8. 
    What antibody, produced by the fetus, can be detected in the cord blood of an infant infected with the rubella virus?
    • A. 

      IgA

    • B. 

      IgD

    • C. 

      IgG

    • D. 

      IgM

  • 9. 
    Congenital rubella is completely preventable by
    • A. 

      Isolation

    • B. 

      Vaccination

    • C. 

      Having a superb immune system

  • 10. 
    A primary CMV infection occurring during the first trimester is associated with sensorineural hearing loss, more specifically associated with what cranial nerve?
    • A. 

      CN IV

    • B. 

      CN V

    • C. 

      CN VI

    • D. 

      CN VIII

  • 11. 
    95% of infants infected with congenital CMV infection are symptomatic at birth.
    • A. 

      True

    • B. 

      False

  • 12. 
    Clinical features such as hepatosplenomegaly, skin and mucosal lesions, and a saddle-shaped nose are associated with what congenital infection?
    • A. 

      Congenital rubella

    • B. 

      Congenital CMV

    • C. 

      Congenital syphilis

    • D. 

      Congenital HIV

  • 13. 
    Congenital HIV is most likely transmitted to the fetus during what stage or pregnancy?
    • A. 

      First 3 months

    • B. 

      Late pregnancy or during delivery

    • C. 

      No known susceptibility during any stage

  • 14. 
    Congenital HIV infections can be controlled or prevented by 
    • A. 

      Offering antiviral drugs during pregnancy

    • B. 

      Having an elective cesarean section

    • C. 

      Avoid breast feeding

    • D. 

      All of the above

  • 15. 
    Which of the following must be present In order to positively diagnosis an infant with congenital HIV?
    • A. 

      Anti-HIV

    • B. 

      HIV antigen

    • C. 

      Both Anti-HIV and antigen

    • D. 

      Maternal IgG-Ab

  • 16. 
    Listeria monocytogenes is classified as a
    • A. 

      Fungus

    • B. 

      Gram negative rod

    • C. 

      Gram positive cocci

    • D. 

      Gram positive rod

  • 17. 
    Due to the risk of development of congenital malformations, it is suggested that during pregnancy, women should not consume raw or undercooked meat because
    • A. 

      Listeria is heat resistant

    • B. 

      Listeria can grow at regular refrigeration temperatures

    • C. 

      It will give you morning sickness

    • D. 

      The consumption of excess mercury can be fatal

  • 18. 
    Listeriosis has the potential to cause bacteremia in pregnancy women, which is why treatment with ampicillin may need to be combined with what other medication in order to achieve a bactericidal effect?
    • A. 

      Cephalosporin

    • B. 

      Doxycycline

    • C. 

      Gentamicin

    • D. 

      Interferons

  • 19. 
    Chorioamnionitis and maternal fever can be the result of bacterial infections caused by colonized flora in the vagina and rectum, such as 
    • A. 

      Group A hemolytic streptococci

    • B. 

      Group B hemolytic streptococci

    • C. 

      Candida

    • D. 

      Staph auerus

  • 20. 
      This is an example of what type of infection that usually causes inflammation and edema of the eye and is more severe?
    • A. 

      Congenital HSV

    • B. 

      Gonococcal ophthalmia neonatorum

    • C. 

      Chlamydia infection

    • D. 

      Staphylococcal infection

  • 21. 
    This condition presents clinically with large areas of epidermal loss where bullae have burst due to epidermolytic toxins. 
    • A. 

      Congenital HSV

    • B. 

      Gonococcal ophthalmia neonatorum

    • C. 

      Staphylococcal scaled skin syndrome

    • D. 

      Congenital syphilis

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