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An antigen is a substance/molecule that, when introduced into the body, triggers the production of an antibody by the immune system, which will then kill or neutralize the antigen that is recognized as a foreign and potentially harmful invader.

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14y ago

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What is a substance that the body regards as foreign?

One term that is used is antigen. An antiGEN will GENerate an ANTIbody which will 'kill' the antigen.


Which term describes any substance that the body regards as foreign?

antigen


What is the medical term meaning a foreign substance?

Antigen is the medical term meaning foreign substance.


What is the medical term meaning a specific protein evoked by an antigen?

An antibody is a specific protein evoked by an antigen.


What is the medical term for no antigen blood?

Red blood cells with an antigen on their surface are said to be Rh positive, Rh+. Rh negative, or Rh-, do nothave the surface antigen.


What is the term used to describe if a patient has ever had contact with a particular antigen?

The term used to describe if a patient has ever had contact with a particular antigen is "sensitization." Sensitization occurs when the immune system has been exposed to and recognized a specific antigen, leading to an immune response upon subsequent contact with the same antigen.


What is a monovalent antigen?

A monovalent antigen is a type of antigen that contains only one type of epitope, which is the specific molecular structure that can be recognized by the immune system. This means that the antigen can only trigger a response from one type of antibody.


How would you define the term electromegnetism?

define the term "electromegnetism".


What is the medical term meaning life-threatening reaction to an antigen?

Anaphylaxis is a life-threatening, acute allergic reaction to an antigen.


What leads to long-term immunity in mammals?

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Which term refers to an acquired unresponsiveness to a specific antigen?

tolerance


What term describes foreign molcules that activate the immune system?

Antigen : NovaNet