What is the first action taken by cells involved in the innate immune response when a wound that breaks the skin has occurred?

+2 votes

 

  

Macrophages secrete cytokines that induce fever.

  

Platelets release proteins that form clots and decrease bleeding.

  

Neutrophils secrete substances that degrade bacterial cell walls.

  

Mast cells secrete chemical messengers to regulate blood flow to the wound.

 

asked Jan 1, 2013 in Biology by anonymous
    

1 Answer

+1 vote

 

Platelets release proteins that form clots and decrease bleeding.

 

answered Jan 1, 2013 by Luffy ~Expert~ (977 points)

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