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White Blood Cells and Immunity (LYMPHOCYTES (Memory Cells are produced…
White Blood Cells and Immunity
Immune System
Deals with PATHOGENS
Cause diseases
Pathogens reproduce quickly
2 White Blood Cells
PHAGOCYTES
LYMPHOCYTES
PHAGOCYTES
Ingest pathogens
Detect things that are not supposed to be in the cell
Digest the pathogens
Non-specific
Attack anything that is not meant to be there
LYMPHOCYTES
Produce ANTIBODIES
Unique molecules (ANTIGENS)
Produce proteins to kill the pathogens
Specific
Antibodies are produced quickly
Memory Cells are produced
Can reproduce quickly if the same antigen enters the cell again
VACCINATION
Protects you from future infections
Inject dead or inactive pathogens into the body
Quickly recognised by memory cells and attack anitbodies