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