MCQ Questions
Q.1.
Which non-specific defense mechanism is mismatched with its associated body structure or body fluid?
  • 0%
    they are effective for long periods.
  • 0%
    C3 is not involved in the classical pathway.
  • 0%
    B) mucociliary escalator — intestines
  • 0%
    interference with viral replication.
Q.2.
Lysozyme and the antibiotic penicillin have similar mechanisms of action in that they both cause damage to the bacterial
  • 0%
    complement.
  • 0%
    cell wall.
  • 0%
    lysozymes.
  • 0%
    lysozyme.
Q.3.
The classical pathway for complement activation is initiated by
  • 0%
    inhibition of phagocytosis.
  • 0%
    antigenantibody reactions.
  • 0%
    mannose on the surface of microbes.
  • 0%
    goes into lymph capillaries.
Q.4.
Which of the following is involved in resistance to parasitic helminths?
  • 0%
    vasodilation
  • 0%
    macrophages
  • 0%
    eosinophils
  • 0%
    complement
Q.5.
Macrophages arise from which of the following?
  • 0%
    lysozymes.
  • 0%
    monocytes
  • 0%
    eosinophils
  • 0%
    macrophages
Q.6.
Activation of C5C9 results in
  • 0%
    lysis of microbial cells.
  • 0%
    goes into lymph capillaries.
  • 0%
    production of antibody.
  • 0%
    adherence of phagocytes to the lining of blood vessels
Q.7.
The complement protein cascade is the same for the classical pathway, alternative pathway, and lectin pathway beginning with the activation of
  • 0%
    False
  • 0%
    cell wall.
  • 0%
    HCl.
  • 0%
    C) C3
Q.8.
True/False Questions1) The dermis is composed of connective tissue and provides protection from the external environment.
  • 0%
    True
  • 0%
    False
Q.9.
Neutrophils with defective lysosomes are unable to
  • 0%
    goes into lymph capillaries.
  • 0%
    production of antibodies.
  • 0%
    produce toxic oxygen products.
  • 0%
    production of antibody.
Q.10.
A child falls and suffers a deep cut on her leg. The cut went through her skin and she is bleeding. Which of the following defense mechanisms will participate in eliminating contaminating microbes?
  • 0%
    phagocytosis in the inflammatory response
  • 0%
    interference with viral replication.
  • 0%
    C3 is not involved in the classical pathway.
  • 0%
    There are at least thirty complement proteins.
Q.11.
Innate immunity
  • 0%
    produce toxic oxygen products.
  • 0%
    is nonspecific and present at birth.
  • 0%
    they are effective for long periods.
  • 0%
    lysis of microbial cells.