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प्रश्न
In the metropolitan cities of India, many children are suffering from allergy/asthma. What are the main causes of this problem. Give some symptoms of allergic reactions.
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उत्तर
Allergy is the exaggerated response of the immune system to certain antigens present in the environment. In metropolitan cities, lifestyle is responsible in lowering of immunity and sensitivity to allergens. More polluted environment increases the chances of allergy in children. Some symptoms of allergic reactions are sneezing, watery eyes, running nose and difficulty in breathing.
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संबंधित प्रश्न
Name any three allergens.
Write short (1-2 sentences) note on the following:
Allergy
Asthma may be attributed to:
Increased asthmatic attacks in certain seasons are related to:
Inflammatory responses in allergy are caused by the release of one of the following by mast cells:
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.
During a field trip, one of your friend in the group suddenly became unwell, she started sneezing and had trouble in breathing. Name and explain the term associated with such sudden responses. What would the doctor recommend for relief?
A boy developed some allergic reactions when he straight entered into his air conditioned room after a game of football outside his house. Write any two symptoms that could be noticed in such condition. How does our body combat such conditions?
Which type of antibody is produced during an allergic immune response?
In what state is histamine present in mast cells and basophils?
Which histamine receptors are primarily responsible for producing allergic manifestations?
What is the primary function of H2 receptors?
What can occur in allergic conjunctivitis?
What is the mechanism of action of sodium cromoglycate?
Which situation can trigger an anaphylactic shock reaction similar to injection of a foreign protein?
How has modern lifestyle affected immunity and allergen sensitivity?
Why do more children in metro cities suffer from allergies and asthma according to the lifestyle effect?
Which of the following statements about IgE antibodies is correct?
