The immune system
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THE IMMUNE SYSTEM. FUNCTIONS. Returns leaked plasma to the blood vessels after cleansing it of bacteria and other foreign cell debris. Lymph nodes are the “surveillance centers” of the body. Nonspecific defenses prevent pathogen entry, prevent spread of pathogens

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THE IMMUNE SYSTEM

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The immune system

THE IMMUNE SYSTEM


Functions

FUNCTIONS

Returns leaked plasma to the blood vessels after cleansing it of bacteria and other foreign cell debris. Lymph nodes are the “surveillance centers” of the body.

Nonspecific defenses prevent pathogen entry, prevent spread of pathogens

Specific defenses (Immune System) destroys non-self cells, inactivates toxins and chemicals


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