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Patho Quiz Chapter 3

28 Questions
Patho Quiz Chapter 3

Patho. Quiz. Chapter. 3.

Questions and Answers
  • 1. 
    Neutrophils are
    • A. 

      Primarily phagocytic

    • B. 

      The last cells to arrive in the inflamed area

    • C. 

      Essential for an immune response

    • D. 

      Elevated during an allergic reaction

  • 2. 
    • A. 

      T helper cells

    • B. 

      Macrophages

    • C. 

      Eosinophils

    • D. 

      Monocytes

  • 3. 
    Humoral immunity is mediated by
    • A. 

      Natural killer cells

    • B. 

      T lymphocytes

    • C. 

      B lymphocytes

    • D. 

      Neutrophils

  • 4. 
    • A. 

      A primary immune response

    • B. 

      A secondary immune response

    • C. 

      Passive natual immunity to the virus

    • D. 

      Aviodenct of any flu infection

  • 5. 
    Which type of immunity is provided by a vaccination
    • A. 

      Active natural

    • B. 

      Active artifcial

    • C. 

      Passive natural

    • D. 

      Passive artificial

  • 6. 
    When an allergen binds with IgE antibodies on mast cells resulting in release of chemical mediators this reaction called
    • A. 

      Cytotoxic hypersensitivity

    • B. 

      Immune complex hypersensitivity

    • C. 

      Type I hypersensitivity

    • D. 

      Type IV hypersensitivity

  • 7. 
    The roll of memory cells is to
    • A. 

      Change into an antibody secreting cell following activation

    • B. 

      Immediately secrete antibodies following the first exposure to antigen

    • C. 

      Support the immune response by reconizing certain antigens

    • D. 

      Bind complement to the antibody

  • 8. 
    Which statement applies to contact dermatitis
    • A. 

      It occurs when IgE antibodies of the skin react with the causative substance

    • B. 

      It may result from ingested foods

    • C. 

      The urticara (hives) gradually spreads over the body

    • D. 

      A type IV reaction occurs in area of direct contact with the causative substance

  • 9. 
    Anaphylaxis results from
    • A. 

      A severe systematic allergic reaction

    • B. 

      Type III hypersensitivity

    • C. 

      Cell mediated hypersensitivity

    • D. 

      Immune complex deposits in many tissues

  • 10. 
    Anaphylaxis is considered a critical situation because
    • A. 

      The heart rate in irregular

    • B. 

      Carbon dioxide levels in the body are greatly increased

    • C. 

      Bronchoconstriction and systematic vasodilation develop rapidly

    • D. 

      Manifestations are not obvious on the initial stages

  • 11. 
    Incompatiable blood tranfusions result in
    • A. 

      Hemolysis of erythorocytes

    • B. 

      Type I immune response

    • C. 

      Deposits in glomerular capillaries

    • D. 

      Immune deficiency

  • 12. 
    An autoimmune disease means
    • A. 

      Formation of antibodies on second exposure to foreign material

    • B. 

      An extreme response to normally harmless material in the environment

    • C. 

      An abnormal response to ingested food and drugs

    • D. 

      Failure of the immune system to distinguish self from nonself

  • 13. 
    Systematic lupus erythematosus is caused by
    • A. 

      A chronic allergic condition

    • B. 

      Development of an immune deficient state

    • C. 

      Deficiency of lymphocytes

    • D. 

      Immune complex deposits of antinucelar antibodies

  • 14. 
    Distinguishing clincial features of systematic lupus erythematosus include
    • A. 

      Inflammation in multiple organs

    • B. 

      Lack of a specific diagnostic blood test

    • C. 

      Acute onset nonprogressive course

    • D. 

      Typical skin rash on the chest and back

  • 15. 
    The target cells for HIV are the
    • A. 

      T helper lymphocytes

    • B. 

      B lymphocytes

    • C. 

      Nautral killer cells

    • D. 

      Macrophages

  • 16. 
    A diagnosis of HIV postive means that
    • A. 

      The number of t lymphocytes in the circulating blood decreased

    • B. 

      Opportunistic infection is present in the body

    • C. 

      The individual has aids

    • D. 

      The virus and its antibodies are in the blood

  • 17. 
    HIV infection impairs
    • A. 

      Humoral immunity

    • B. 

      Cell mediated immunity

    • C. 

      Both humoral and cell mediated immunity

    • D. 

      Neither type of immunity

  • 18. 
    HIV is transmitted by
    • A. 

      Kissing or coughing into another face

    • B. 

      Tolliet seats with infected secreations

    • C. 

      Any contaminated surface and skin

    • D. 

      Blood semen and vaginal secreations from and infected persons

  • 19. 
    Serious infections frequesntly occuring in patients with AIDS include1. tuberculosis2. pneumocytis carinii pneumonia3. influenze4. tetanus
    • A. 

      1 2

    • B. 

      1 4

    • C. 

      2 3

    • D. 

      3 4

  • 20. 
    Which of the following statements does not apply to MHC proteins or molecules
    • A. 

      They are genes of choromosone 6

    • B. 

      They differentitate self from no self

    • C. 

      They alert immune system to virus infected cells

    • D. 

      They are essential for successful tissue transplants

  • 21. 
    CD4- poitive helper t cells function by
    • A. 

      Direct cytotoxic action

    • B. 

      Facilitaing all immune system activity

    • C. 

      Production of immunoglobulins

    • D. 

      Inactivating allergens

  • 22. 
    Host versus graft disease refers to
    • A. 

      Rejection of tissue immediatley following transplant

    • B. 

      T cells in grafted tissue attacking host cells

    • C. 

      Infection resulting from immunosuppression therapy

    • D. 

      Transplant rejection by the recopients immune system

  • 23. 
    All of the following conditions frequently occur in aIDS patients except
    • A. 

      Kaposi sarcome

    • B. 

      Wasting syndrome

    • C. 

      Lymphoma

    • D. 

      Polyarthritis

  • 24. 
    Which of the following characterisitcs apply to HIV1.it contains 2 strands of DNA2.it tends to mutate frequently to form new strains3.its incubation period is exteremely short4. it is inactivated by heat and many disinfectants
    • A. 

      1 2

    • B. 

      1 3

    • C. 

      2 4

    • D. 

      3 4

  • 25. 
    Which of the following can be detected in the blood with 2 days of entry or exposure
    • A. 

      HIV

    • B. 

      HIV antibodies

    • C. 

      Both HIV and HIV antibodies

    • D. 

      Neither HIV nor HIV antibodies

  • 26. 
    Cytokines acts to
    • A. 

      Activate and stimulate proliferation of B and T lymphocytes

    • B. 

      Destroy antigens quickly

    • C. 

      Increase the rate of mitosis in tumors

    • D. 

      Stimulate an inflammatory response

  • 27. 
    What does seroconversion mean in realation to HIv and AIDs
    • A. 

      The virus has been identified in the blood and body fluids

    • B. 

      Antibodies for hiv have been identified in the blood

    • C. 

      HIV was found in lymphocytes

    • D. 

      Active infection has developed in the patient

  • 28. 
    Which of the following statements is true regarding a patient who is HIV positive
    • A. 

      No medication is required until t4 cells count drops below normal range

    • B. 

      Antibodies are present controlling the virus and preventing transmission to toehr at this time

    • C. 

      Antibodies in blood indicate presence of virus and possible transmission to others

    • D. 

      The patient will not show any effects of the infection for many years

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