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The number of alveoli in the human lungs...

The number of alveoli in the human lungs has been estimated to be approximately

A

100 million

B

300 million

C

125 million

D

300 billion

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE-BREATHING AND EXCHANGE OF GASES -ASSIGNMENT SECTION - B
  1. What is the value of pO(2) in alveoli and tissues respectively?

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  2. Which are the three main layers that form the diffusion membrane?

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  3. What is the percentage of O(2) transported in dissolved form through...

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  4. How many O(2) bolecules can vind with single molecule og Hb?

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  5. To which part of Hb, CO(2) binds?

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  6. Which of the following condition is not reponsible for shifting the ...

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  7. Which factors favour the binding of CO(2) with Hb in tissues?

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  8. Pneumotaxic center can moderate the functions of respiratory rhythm ...

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  9. A chronic disorder in which alveolar walls are damaged duw to excess...

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  10. Which of the following is not a symptom of asthma?

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  11. In mature mammalian erythrocytes, the respiration is

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  12. Which of the following is not a character of respiratory surface?

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  13. Skin of man cannot act as respiratory organ because

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  14. Adam's apple is another name for

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  15. Ring - like cartilage of larynx is known as

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  16. Which of the following prevents collapsing of Trachea

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  17. The number of alveoli in the human lungs has been estimated to be appr...

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  18. In human, oblique fissure is present in

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  19. If a person exhales out forcefully by applying all his efforts, what w...

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  20. The amount of oxygen transported by 1L of blood under strenuous condit...

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