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Karnataka Board PUCPUC Science 2nd PUC Class 12

A person shows strong unusual hypersensitive reactions when exposed to certain substances present in the air. Identify the condition. Name the cells responsible for such reactions.

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Question

A person shows strong unusual hypersensitive reactions when exposed to certain substances present in the air. Identify the condition. Name the cells responsible for such reactions. What precaution should be taken to avoid such reactions.

Short/Brief Note
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Solution

Allergy. Mast Cells are responsible for such reactions.

To avoid such reactions following precautions must be taken.

  1. The use of drugs like antihistamine, adrenalin and steroids quickly reduce the symptoms of allergy.
  2. Avoid contact with substances to which a person is hypersensitive.
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Chapter 8: Human Health and Diseases - SHORT ANSWER [Page 59]

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NCERT Exemplar Biology Exemplar [English] Class 12
Chapter 8 Human Health and Diseases
SHORT ANSWER | Q 20. | Page 59

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