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Biology 15 Online
OpenStudy (anonymous):

In the human body, which of the following is considered an external defense in the prevention of disease? Answer Fever Histamines Mucous Phagocytes

OpenStudy (anonymous):

i think it is mucous but not sure

OpenStudy (anonymous):

Key word seems to be "external" - are any of the other choices external to the body, or exposed to external elements?

OpenStudy (anonymous):

im not sure what histamines or phagocytes are..

OpenStudy (anonymous):

Histamines, Mucous and Fever are answers to the a disease, but Phagocytes prevent and answer to infections diseases. So I belive the answer is Phagocytes

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