41. Immune System
Innate Immunity
Multiple Choice
Multiple ChoiceIf microorganisms penetrate the innate defenses, an inflammatory response may be initiated by the __________.
A
accumulation of phagocytes in an injured area
B
release of interferon by infected cells
C
increased blood flow to an infected or injured area
D
discharge of cytokines from neutrophils
E
release of chemicals such as histamine by mast cells
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