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jibbyjam1 jibbyjam1
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Posts: 647
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7 years ago
Streptococcus pyogenes produces proteins called ________, which alter(s) the surface of the pathogen and inhibits phagocytosis.
 
  A) glycolipids
  B) leukocidins
  C) M proteins
  D) pus



The enhancement of phagocytosis due to deposition of antibody on the surface of a pathogen or antigen is called
 
  A) complementation.
  B) opsonization.
  C) inflammation.
  D) antibody class switching.



________ are cytotoxins produced by Tc cells that cause apoptosis.
 
  A) Perforins
  B) Granzymes
  C) Phagocytes
  D) Macrophages



Oxygen compounds toxic to pathogens include
 
  A) hydrogen peroxide.
  B) hypochlorus acid.
  C) nitric oxide.
  D) hydrogen peroxide, hypochlorus acid, and nitric oxide.



Which of the following are NOT phagocytes?
 
  A) dendritic cells
  B) monocytes
  C) neutrophils
  D) erythrocytes
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wrote...
7 years ago
Answer: C

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Answer: B

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Answer: B

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Answer: D

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Answer: D
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