Immune System Flashcards by Cecilia Abrescia

Q

Pathogens:

A

A foreign invader, such as bacteria or viruses.

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Q

Antigen:

A

Any substance that causes an immune response.

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Q

Phagocytes:

A

Engulf invaders

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Q

Lymphocytes:

A

Produce antibodies; these are your B and T cells

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