The Immune System

The resistive System The Immune System The resistive cheek is a group of cells, molecules, and tissues that attention defend the body against diseases and new(prenominal) nocent stormrs. The repellent ashes provides security against a compartmentalization of potentially damaging substances that can invade the body. These substances include disease-causing organisms, much(prenominal) as bacteria, fungi, parasites, and viruses. The bodys powerfulness to resist these invaders is called immunity. A chance upon ingest of the immune schema is its ability to destroy abroad invaders go leaving the bodys bear healthy tissues alone.

Sometimes, however, the immune system attacks and insurance these healthy tissues. This reaction is called an autoimmune response or autoimmunity. The immune system is smooth of many parts that achievement unitedly to fight infections when pathogens or poisons invade the human body. Pathogens atomic number 18 disease-causing organisms such(prenominal) as bacteria and viruses. The immune system reacts to foreign sub...If you all important(p) to get a dear essay, order it on our website: Orderessay

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