Oral Pathology - Immunity

39 Questions | Total Attempts: 227

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Oral Pathology Quizzes & Trivia

Quiz on immunity


Questions and Answers
  • 1. 
    The immune system defends the body against foreign substances that are called
    • A. 

      Plasma cells

    • B. 

      Antibodies

    • C. 

      Antigens

    • D. 

      Lymphocytes

  • 2. 
    Memory is an important function of the immune system because
    • A. 

      It retains memory of the antibody

    • B. 

      It allows faster future immune responses

    • C. 

      Like inflammation it remembers the antigen

    • D. 

      It weakens future immune responses

  • 3. 
    Immunization with a vaccine works by
    • A. 

      Increasing the risk of an antigen causing disease

    • B. 

      Using antibodies produced by another person

    • C. 

      Passing antibodies from the mother to the fetus

    • D. 

      Producing active acquired immunity

  • 4. 
    A B lymphocyte is a cell in the immune system that is
    • A. 

      Derived from a precursor stem cell

    • B. 

      Matured and then reside in the thymus

    • C. 

      Produced from plasma cells

    • D. 

      Active in foreign substance surveillance

  • 5. 
    A macrophage is a cell in the immune system that
    • A. 

      Retains the memory of the encountered antigen

    • B. 

      Serves as a link between the inflammatory and repair process

    • C. 

      Undergoes B cell phagocytosis initially during inflammation

    • D. 

      Can be activated by lymphokines

  • 6. 
    Which statement is TRUE of antural killer cells?
    • A. 

      NK cells do not circulate

    • B. 

      NK cells secrete antibodies

    • C. 

      NK cells can recognize antigen

    • D. 

      NK cells do not have memory

  • 7. 
    The cells of the body are no longer tolerated and the immune system treats them as antigens in which type of immune system treats them as antigens in which type of immunopathologic disease
    • A. 

      Hypersensitivity

    • B. 

      Immunodeficiency

    • C. 

      Hyperplasia

    • D. 

      Autoimmune disease

  • 8. 
    During anaphylactic type of hypersensitivity reaction, the plasma cells
    • A. 

      Produce antibody called IgE

    • B. 

      React with lymphocytes

    • C. 

      Combine antigen

    • D. 

      Form immune complexes

  • 9. 
    What type of hypersensitivityreaction involves activated complement?
    • A. 

      Type 1

    • B. 

      Type 2

    • C. 

      Type 3

    • D. 

      Type 4

  • 10. 
    What type of lymphocyte matures in the thymus produces lymphokines and can increase or suppress the humoral immune response?
    • A. 

      B cell

    • B. 

      Plasma cell

    • C. 

      T cell

    • D. 

      Macrophage

  • 11. 
    In the immune system antibodies are proteins that are
    • A. 

      Also termed immunoglobins

    • B. 

      Directly produced from lymphocytes

    • C. 

      Produced in response to other antibodies

    • D. 

      Directly produced from mast cells

  • 12. 
    Which immunopathology involves a decreased number or activity of lymphoid cells?
    • A. 

      Autoimmunity

    • B. 

      Hypersensitivity

    • C. 

      Immunodeficiency

    • D. 

      Immunization

  • 13. 
    The humoral immune response involves the production of
    • A. 

      Antigens

    • B. 

      Antibodies

    • C. 

      Autoimmune cells

    • D. 

      Toxins

  • 14. 
    Measurement of a specific antibody level in the blood is called
    • A. 

      Phagocytosis

    • B. 

      Margination

    • C. 

      Titer

    • D. 

      Pavementing

  • 15. 
    Which type of immunity may be immediately provided to dental personnel following needlestick accidents?
    • A. 

      Natural passive immunity

    • B. 

      Acquired passive immunity

    • C. 

      Natural active immunity

    • D. 

      Acquired active immunity

  • 16. 
    All of the following are examples of hypersensitivity reactions except
    • A. 

      Lichen planus

    • B. 

      Urticaria

    • C. 

      Angioedema

    • D. 

      Contact mucositosis

  • 17. 
    Reiter's syndrome is
    • A. 

      An infectious disorder

    • B. 

      An automatic response

    • C. 

      An immunologic disorder

    • D. 

      More common in women than in men

  • 18. 
    The "target lesion" on the skin is associated with which disease
    • A. 

      Behcet syndrome

    • B. 

      Systemic lupus erythematosus

    • C. 

      Lichen planus

    • D. 

      Erythema multiforme

  • 19. 
    Tzanck cells are sen in which condition?
    • A. 

      Pemphigus vulgaris

    • B. 

      Erythema multiforme

    • C. 

      Systemic lupus erythematosus

    • D. 

      Behcet's syndrome

  • 20. 
    The oral lesion in reiter's syndrome may resemble
    • A. 

      Nicotine stomatitis

    • B. 

      Lichen planus

    • C. 

      Angioedema

    • D. 

      Geographic tongue

  • 21. 
    Which systemic disease is NOT associated ith ahpthous ulcers?
    • A. 

      Behcet syndrome

    • B. 

      Histocytosis X

    • C. 

      Ulcerative colitis

    • D. 

      Crohn's disease

  • 22. 
    The two cells tha thistologically characterize Langerhans cell disease are
    • A. 

      Lymphocytes and plasma cells

    • B. 

      Fibroblasts and lymphocystes

    • C. 

      Eosinophils and mononuclear cells

    • D. 

      Neutrophils and lymphocytes

  • 23. 
    Which one of the following is the form of langerhans cell disease that is characterized by a triad of symptoms?
    • A. 

      Letterer-siwe disease

    • B. 

      Hand-schuller-christian disease

    • C. 

      Eosinophilic granuloma

    • D. 

      Behcet's syndrome

  • 24. 
    The most benign type of histiocytosis X disease is
    • A. 

      Hand-schuller-christian disease

    • B. 

      Eosinophilic granuloma

    • C. 

      Letterer-siwe disease

    • D. 

      Chronic disseminated reticulosis

  • 25. 
    The most significant oral manifestation of sjorgen's sydrome is
    • A. 

      Leukoplakia

    • B. 

      Geographic tongue

    • C. 

      Erthema multiforme

    • D. 

      Xerostomia

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