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Inspiration can occur , when -...

Inspiration can occur , when -

A

Pressure within the lungs is less than the atmospheric pressure.

B

Pressure within the lungs is more than the atmospheric pressure.

C

Pressure within the lungs and atmospheric air is same.

D

No effect of pressure on inspiration

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The correct Answer is:
A
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MOTION-BREATHING AND EXCHANGE OF GASES-Exercise 2
  1. When there is no air in initial bronchioles, they does not collapse. I...

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  2. Which of the following steps not involved in respiration :-

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  3. Inspiration can occur , when -

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  4. Contraction of diaphragm increases the volume of thoracic chamber in t...

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  5. Which muscles contract during normal expiration: A-Diaphragm, ...

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  6. Total volume of air a person can expire after a normal inspiration is ...

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  7. Which of the following factor can affect the rate of diffusion of gase...

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  8. Which of the following is correct?

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  9. What is true about diffusion capacity.

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  10. Which of the following statement is true:

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  11. Binding of oxygen with haemoglobin is primarily related to :

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  12. In which the following factors can interfere in binding of O(2) with h...

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  13. The conditions which are favourable for the formation of oxyhaemoglob...

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  14. Which of the following statement // s is // are correct ? A- A high...

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  15. Which of the following centre can moderate the functions of the respir...

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  16. A chemosentive area is situated adjacent to respiratory rhythm centre....

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  17. Respiratory rhythm centre is present in :-

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  18. Chronic disorder in which alveolar wall are damaged due to which respi...

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  19. Regarding the functions of our respiratory system, mark the wrong entr...

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  20. It is known that exposure to carbon monoxide is harmful to animals bec...

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