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Mention the function of nasal cavity dur...

Mention the function of nasal cavity during breathing.

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The nasal cavity performs the following functions.
a. The mucous traps the smaller dust particles, and these particles moves towards pharynx by the cilia.
b. The secretion of mucous moistens air.
c. The air is warmed up so that its temperature is adjusted to that of the body.
d. This nasal cavities open posteriorly into the pharynx by choanae ( internal nostrils ).
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SUBHASH PUBLICATION-BREATHING AND EXCHANGE OF GASES-TWO MARK QUESTIONS AND ANSWERS
  1. Explain Hamburger's phenomenon.

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  2. What are the changes that takes plate during inspiration?

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  3. Write any four differences between inspiration and expiration.

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  4. Briefly explain external respiration.

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  5. Differentiate external respiration from internal respiration.

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  6. Haemoglobin is an Oxygen carrier. Explain.

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  7. Mention the function of nasal cavity during breathing.

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  8. Mention the various parts of human respiratory system in their connect...

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  9. Define vital capacity . What is its significance?

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  10. How is respiration regulated?

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  11. What is the effect of P(CO(2)) on oxygen transport?

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  12. What happens to the respiratory process in a person going up a hill ?

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  13. What is the site of gaseous exchange in an insect ?

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  14. What is Tidal volume ? Find out the Tidal volume ( approximate value )...

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  15. Diffusion of gases occurs in the alveolar region only, and not in the ...

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  16. A fluid-filled double membranous layer surrounds the lungs. Name it, a...

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  17. Arrange the following terms based on their volumes in an ascending ord...

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  18. Complete the missing terms : ( a) Inspiratory Capacity ( IC ) = "….....

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  19. State the different modes of CO(2) transport in blood.

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  20. For completion of the respiration process, write the given steps in th...

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