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Immunity prt.1

Immunity, based on Video "Your Magic Doctor, Science 30, Bio

QuestionAnswer
First line defense in our immune system is... skin, nose, eye lashes, eyelids
where are White Blood Cells (WBC) & Red Blood Cells (RBC's) produced? BONE MARROW!
Macrophages (location) Distributed to ALL TISSUES!
B-Cells(location) Travel to LYMPH NODES!
T-Cells(location) THYMUS GLAND!
Macropages(function) -engulf and eat the invaders/clean up (phagocytosis) -Analogy: The garbage man.
Helper T-cells(function) -identify the enemies -each invader is identifed by ANTIGENS.
B-Cells in Lymph Nodes (function) produce antibodies that match the antigen
Killer T-cells -kill the whole cells, including the virus! :D -work with antibodies to kill each other
Supressor T-Cells -Bring an end to the fight Anology: Referee
Memory T-Cells remember the invaders
What is an allergy? Immune stystem makes a mistake and attacks friendly things (ex.pollen from flowers)
What is the autoimmune system? Body attacks own body
How are cancer cells developed? -own cells mutate OR -caused by poisons
What do antibiotics do? Help kill off bacerial invaders in our body
what is an immunization? -Tricks immune system that body is sick -Memort t-cells will remember the disease -If it comes again, the body will already have the antibodies resulting in a rapid immune response!!!
Created by: Skyerene
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