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Immunology : Definition and its types - Practice Questions & MCQ

Edited By admin | Updated on Sep 18, 2023 18:34 AM | #NEET

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Immunity & Its Types
  • Everyday we are exposed to a large number of infectious agents. 
  • However, only a few of these exposures result in disease. 
  • This is due to the fact that the body is able to defend itself from most of these foreign agents.
  • This overall ability of the host to fight the disease-causing organisms, conferred by the immune system is called immunity.
  • Immunity is also called disease resistance. 
  • The lack of immunity is known as susceptibility.
  • The science dealing with the various phenomena of immunity, induced sensitivity and allergy is called immunology.
  • There are two major types of immunity: 
    • innate or natural or nonspecific immunity
    • acquired or adaptive immunity

 

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