Quiz  /  Immunity Gate & PSU MCQ Questions With Answers

  • 1. 
    When an individual encounters the same pathogen for a second time, The adaptive immune response is faster because of ....................

  • NK and Macrophages
  • B and Dendritic Cells
  • B and T memory cells
  • T cells

  • 2. 
    The first line of defense against antigen is the _________ system.

  • respiratory
  • digestive
  • integumentary
  • lymphatic

  • 3. 
    Which of the following is not true about innate immunity?

  • It is present from the time of birth
  • It is present before any exposure to pathogens or foreign antigen
  • It responds to a specific pathogen
  • It is found in all animals and plants

  • 4. 
    When a rabid bat bites Dr. Church, he should receive what therapy?

  • Rabies Ig plus vaccine
  • vaccine alone
  • tetanus vaccine alone
  • anti-bat IgG + garlic

  • 5. 
    The receptors on T cells and B cells bind to

  • antibodies.
  • antigens
  • natural killer cells.
  • immunoglobulins.

  • 6. 
    Which is NOT part of the Innate Immune System?

  • Lymphocytes
  • Skin
  • Natural Killer Cells
  • Tears

  • 7. 
    Which of the following is part of innate immunity?

  • Neutrophils
  • Cell-Mediated Response
  • Inflammation
  • Humoral Response

  • 8. 
    Which of the following processes do humoral and cell mediated immunity have in common ?

  • they both form antigens after being sensitized
  • they both have an antigen presented to them
  • they both develop resistance to the antigen
  • they both modify antigens to be compatible with the body

  • 9. 
    hepatitis immune globulin shot is

  • Artificially passive
  • Artificially active
  • Naturally passive
  • Naturally active

  • 10. 
    Which of the following is a barrier defense?

  • pH of skin
  • Skin itself
  • Mucus
  • All of above

  • 11. 
    Humoral immunity is mediated via _____

  • antibodies
  • memory cells
  • natural killer cells
  • interferon

  • 12. 
    Which of the following is not a characteristic of the adaptive immune system?

  • Large diversity of lymphocytes & receptors
  • Tolerance to self
  • Proliferation after activation
  • Immunological memory
  • Non-specific response

  • 13. 
    The body regards this as foreign:

  • antibody
  • antigen
  • T-Cells
  • Cytotoxic T-Cells

  • 14. 
    What are the two arms of the immune system?

  • Active and Passive
  • Innate and Adaptive
  • Anatomic and Physical
  • Complement and Phagocytes

  • 15. 
    What type of immunity is associated with breast-feeding?

  • Passive immunity
  • Active immunity
  • Cell-mediated immunity
  • Acquired immunity

  • 16. 
    Serum from an individual previously immunized against an antigen that contains antibody specific for that antigen is known as:

  • antiserum
  • vaccine
  • toxoid
  • antidote

  • 17. 
    Acidity in human sweat is an example of _____.

  • Adaptive immunity
  • Innate immunity
  • Cell-mediated immunity
  • Antibody-mediated immunity

  • 18. 
    This refers to the type of immunity developed from exposure to a pathogen:

  • active acquired immunity
  • passive acquired immunity
  • innate immunity
  • attenuated immunity

  • 19. 
    The type of immunity passed from mom to baby

  • Artificially active
  • Artificially passive
  • Naturally active
  • Naturally passive

  • 20. 
    Adaptative immune response has memory?

  • Yes
  • No

  • 21. 
    Which of the following is present in tears and kill bacteria?

  • NaCL
  • Lysozyme
  • Neutrophil
  • Sebum
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