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What are the functions performed by hist...

What are the functions performed by histamine in the body ?

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Histamine is a potent vasodilator. If performs various functions in the body.
(i) It contracts muscles in gut and bronchi.
(ii) It releaxes some other muscles, e.g., in the walls of blood vessels.
(iii) It is reponsible for congestion in the nose associated with common cold and allergies.
(iv) It simulates the release of pepsin and HCl in stomach.
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NCERT EXEMPLAR-CHEMISTRY IN EVERYDAY LIFE-Chemistry In Everyday Life
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  2. What is the advantage of using antihistamines over antacids in the tre...

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  3. What are the functions performed by histamine in the body ?

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  9. What is the difference between saccharin and saccharin acid ?

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  10. Name an artificial sweetener which is derivative of sucrose.

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  11. Name two alpha-amino acids which form a dipeptide which is 100 times ...

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  12. Aspartame is unstable at cooking temperature, where would you suggest ...

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  13. Sodium salts of some acids are very useful as food preservatives. Sugg...

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  14. Explain the role of allosteric site oin enzyme inhibition ?

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  15. How are receptor protein located in the cell membrane ?

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  16. What happen when the bond formed between an enzyme and an inhibitor i...

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  17. Match the medicine given in Column I with their uses given in Column

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  18. Match the soaps given in Column I with items given in column II.

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  20. Match the detergrents given in Column I with their uses in Column II.

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