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Explain why trachea does not collapse ?...

Explain why trachea does not collapse ?

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Trachea is made of incomplete cartilaginous rings which keep the trachea always open for the smooth flow of air through it. That is why trachea does not collapse.
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SANTRA PUBLICATION-BREATHING AND RESPIRATION-Short Answer Type Questions
  1. State the factors controlling respiration.

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  2. From where the rhythm of respiration is generated in the human body?

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  3. Explain why trachea does not collapse ?

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  4. Mention the amount of CO(2) in (a) 100 ml venous blood and (b) 100 ml...

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  5. Between O(2) and CO(2) which one is present more in arterial blood ?

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  6. Why is the amount of CO(2) less in expired air than that in alveolar a...

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  7. In which form is CO(2) carried in venous blood ?

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  8. (a) What is Apnoea ? (b) What are its causes? (c) What is Cheyne-stok...

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  9. (a) What is Mountain sickness? (b) What are its symptoms ?

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  10. (a) What is Active and Passive Smoking? (b) What are the effects of sm...

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  11. (a) What did you mean by anoxia or hypoxia? (b) Define anoxaemia?

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  12. Mention the location of Pharynx and Larynx.

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  13. What is Epiglottis? What is its function?

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  14. When and why the voice of male becomes deeper than in female?

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  15. State the position of Trachea in respiratory tract.

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  16. Between left and right lungs, which one is comparatively smaller and w...

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  17. What are Alveoli?

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  18. What is Inspiratory capacity?

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  19. Mention the number of lobes in left and right lungs.

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  20. Name the muscles of forced expiration.

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