Microbiology Exam #2

50 Questions | Total Attempts: 75

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Microbiology Quizzes & Trivia

Questions and Answers
  • 1. 
    Serum sickness may accompany the development in the body of
    • A. 

      Natural active immunity

    • B. 

      The complement cascade

    • C. 

      Cell-mediated immunity

    • D. 

      Artificial passive immunity

  • 2. 
    All the following are associated with hemolytic disease of the newborn except
    • A. 

      It involves a reaction between red blood cells and antibodies

    • B. 

      It is a type of cytotoxic hypersensitivity

    • C. 

      It is one of the most common diseases among americans

    • D. 

      It can be prevented by taking RhoGAM

  • 3. 
    Di'George's syndrome and Bruton's agammaglobulinemia differ in the
    • A. 

      Type of antibody produced by the immune system

    • B. 

      Cells that the body fails to produce

    • C. 

      Systems affected by the respected diseases

    • D. 

      Organs affected by the respected diseases

  • 4. 
    Cellular immunity is defective and susceptibility to many fungal and protozoal diseases is high in persons who suffer
    • A. 

      Edema

    • B. 

      Hemolytic disease of the unborn

    • C. 

      Hashimoto's syndrome

    • D. 

      Anaphylactic shock

    • E. 

      Di'Gerorge's syndrome

  • 5. 
    An essential element of all allergy reactions is the
    • A. 

      Release of interferons from tissue cells

    • B. 

      Accumulation of IgE on the surfaces of mast cells and basophils

    • C. 

      Passage of IgG of the immune system to local tissue cells

    • D. 

      Destruction of cells of the kidney by products of mast cells

    • E. 

      Elimination of all traces of plasma cells from the body

  • 6. 
    The transfusion reaction that arises from the mixing of incompatible blood types illustrates a(n)
    • A. 

      Infection allergy of the highest order

    • B. 

      Type 1 hypersensitivity

    • C. 

      Immune complex reaction

    • D. 

      Cytotoxic hypersensitivity

    • E. 

      Form of lupus erythematosus

  • 7. 
    All of the following are true of passive immunity except
    • A. 

      It may arise from an injection of antibodies

    • B. 

      An injection of vaccine is usually required

    • C. 

      It may be acquired by a child from its mother

    • D. 

      Antibodies are introduced into the body

    • E. 

      Convalscent serum may be administrated to bring it about

  • 8. 
    an individual naturally acquires natural active immunity after
    • A. 

      An injection of IgG

    • B. 

      An infusion of T-lymphs

    • C. 

      Treatment with an oral vaccine

    • D. 

      Suffering of an illness

    • E. 

      An injection of IgA

  • 9. 
    active immunity develops after
    • A. 

      Antibodies are injected into the body

    • B. 

      Antiserum is injected into the body

    • C. 

      Antibodies pass across the placenta to the fetus

    • D. 

      Antibodies pass in the colostrum to the fetus

    • E. 

      Antigens enter the body and induce an immune response

  • 10. 
    In the secondary anamnestic response
    • A. 

      The body is exposed to antigens

    • B. 

      Phagocytosis is stimulated by lymphokines

    • C. 

      The body is exposed to antibodies

    • D. 

      Polyvalent serum is injected into the body

    • E. 

      The T-lymphs are stimulated by antibody presence

  • 11. 
    antibodies produced against bacterial pili would inhibit
    • A. 

      Capsular polysaccharide production

    • B. 

      Penetration of bacteria through human tissue

    • C. 

      Destruction of human blood cells

    • D. 

      Bacterial motion

    • E. 

      Attachment of bacteria to human tissues

  • 12. 
    a child receiving antibodies in the colostrum during nursing has acquired immunity that is
    • A. 

      Passive and active

    • B. 

      Active and natural

    • C. 

      Natural and artificial

    • D. 

      Passive and natural

    • E. 

      Artificial and passive

  • 13. 
    the major histocompatibility complex of antigens may be found
    • A. 

      On the surface of body cells

    • B. 

      Only on cells sensitized during allergic reactions

    • C. 

      Only on cells involved in a xenograft

    • D. 

      On cells stimulated by the urushiol in poison ivy plants

    • E. 

      Together with immune complexes

  • 14. 
    an isograft is a tissue that has been transplanted
    • A. 

      Between an animal and a human

    • B. 

      Between a parent and a child

    • C. 

      Between members of different species

    • D. 

      Between one part of the body and another

    • E. 

      Between identical twins

  • 15. 
    agammaglobulinemia refers to a condition wherein a patient
    • A. 

      Cannot produce antibodies

    • B. 

      Is extrmemly allergic to dust

    • C. 

      Readily displays a butterfly rash

    • D. 

      Produces IgG but no IgA or IgM

    • E. 

      Suffers from an infection allergy

  • 16. 
    the diagnosis of turberculosis is aided by
    • A. 

      A positive Neufeld-quellung reaction

    • B. 

      Observation of cells with bipolar staining in the blood

    • C. 

      Recovery of acid fast rods from the septum

    • D. 

      A skin rash on the palms and soles

    • E. 

      A positive Weil-Felix test

  • 17. 
    all of the following apply to meningococcal meningitis except
    • A. 

      The causation organism is a gram negative diplococcus

    • B. 

      Skin rash usually occurs

    • C. 

      Transmission may be by respiratory droplets

    • D. 

      Meningococcemia can occur

    • E. 

      Fatalities are rare even in untreated cases

  • 18. 
    the erythrogenic toxin in streptococcal disease is responsible for
    • A. 

      The formation of lesions in the heart

    • B. 

      The skin rash

    • C. 

      The kidney infection which complicates the disease

    • D. 

      The Waterhous-Friderichsen syndrome

    • E. 

      The inability of nerve impulses to the jump the synapse

  • 19. 
    cases of psittacosis may be acquired by
    • A. 

      Contact with infected parrots or parakeets

    • B. 

      A deep puncture by a contaminated nail

    • C. 

      The bite of a mosquito

    • D. 

      Consumption of raw milk

    • E. 

      Eating contaminated diary products such as cheese

  • 20. 
    cases  pf pneumnococcal pneumonia commonly
    • A. 

      Occur only in children

    • B. 

      Are caused by gram-negative streptococci

    • C. 

      Are due to mycoplasmas

    • D. 

      Affect the bronchial tubes and lungs

    • E. 

      Affect the nerves in the heart muscle

  • 21. 
    Nosocomial infections are those that
    • A. 

      Are transmitted solely by droplets from the nose

    • B. 

      Are usually acquired in the hospital

    • C. 

      Are caused exclusively by protozoa

    • D. 

      Restrict themselves to the blood

    • E. 

      Cannot be caused by viruses

  • 22. 
    Penicillin is useless for the treatment of primary atypical pneumonia because the causative organisms
    • A. 

      Develop resistance rapidly

    • B. 

      Are gram negative

    • C. 

      Grow only within the cells

    • D. 

      Are types of protozoa

    • E. 

      Have no cell wall

  • 23. 
    Haemophilus influenzae is currently recognized as an important cause of
    • A. 

      Meningitis in young children

    • B. 

      Cervical tumors

    • C. 

      Renal failure in patients undergoing immunosuppresive therapy

    • D. 

      Skin ulcers in populations from tropical regions

    • E. 

      None of these

  • 24. 
    Case of Legionnaire's disease have been linked to bacteria which
    • A. 

      Are present in the urine

    • B. 

      Accumulate in standing water

    • C. 

      Appear as staphylococci

    • D. 

      Cannot be cultivated in the laboratory

    • E. 

      Have a cell wall but no cell membrane

  • 25. 
    all of the following are bacterial disease of the lower respiratory tract except
    • A. 

      Tuberculosis

    • B. 

      Legionnaires disease

    • C. 

      Psittacosis

    • D. 

      Klebsiella pneumonia

    • E. 

      Perttussis (whooping cough)