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Q: How does the immune system know if a foreign particle has entered the body?
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All immunogen are antigen but all antigen are immunogen?

An Immunogen is foreign particle that triggers the body's immune system where as Antigen is also a foreign particle , due to its low molecular weight it is unable to trigger immune system. Example for antigen is Hapten


How do you put antibody in a sentence?

Antibody is a sort of cells that are produced inside the body by immune system in response to the foreign particle/antigen.


Which system is to prevent foreign substances from entering the body to attack foreign substances that are in the body?

The Immune System is the defense network of the body. The immune system works with specific receptors on specialized cells - detecting foreign bodies and signaling for the immune system to destroy them.


What body systems protects the body against foreign substances?

The name of the system is lymphatic system.


A disorder in which immune system respond to a harmless particle is an?

An allergy.


What is an overreaction of the immune system to an invading particle?

That is called an allergy.


Immune system recognize germs and reject them?

The immune system certainly does recognize germs and other foreign bodies. The immune system will then try to fight them off.


What is an overly strong reaction of the immune system to a foreign system?

An allergy


Which system relates to the body's defense mechanisms against infection disease and foreign substance?

the immune system


What system recognizes foreign molecules and acts to immobilize or destroy them?

immune system


What is the secondary immune system?

The lymphatic system is sometimes called the secondary immune system, as it helps to fight infection by filtering out foreign material such as bacteria.The primary immune system is of course the white blood cells in the blood itself, which identify and attack foreign bodies directly.


What Protects the body against foreign substances?

Immune system