The first defense cells that interact with a pathogen in the body are :

The first defense cells that interact with a pathogen in the body are
 
  A) T cells.
  B) macrophages.
  C) B cells.
  D) mast cells.

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After the first exposure to an antigen, a ________ stimulates growth and multiplication of antigen-reaction cells.
 
  A) secondary innate immune response
  B) primary adaptive immune response
  C) phagocytic immune response
  D) hyperactive cytotoxic response

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All the following can cause contact dermatitis EXCEPT
 
  A) jewelry.
  B) latex gloves.
  C) poison ivy.
  D) superantigens.

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Adaptive immune responses are directed at pathogen molecules called
 
  A) antigens.
  B) antibodies.
  C) T-cell receptors.
  D) PAMP.

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The body's non-inducible, preexisting ability to recognize and destroy pathogens or their products is called
 
  A) adaptive immunity.
  B) innate immunity.
  C) phagocytosis.
  D) cytotoxic response.