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Rate of breathing is maximally affected ...

Rate of breathing is maximally affected by

A

oxygen in trachea

B

concentration of `O_(2)`

C

concentration of `CO_(2)`

D

diaphragm expansion

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The correct Answer is:
C
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TRUEMAN BIOLOGY-BREATHING AND EXCHANGE OF GASES -MULTIPLE CHOICE QUESTIONS
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  3. Rate of breathing is maximally affected by

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  4. The impulse for voluntary muscles for forced breathing starts in

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  5. The number of RBCs in main incrases if he lives at a higher altitude b...

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  6. If a person living at sea level migrates to about 8000 feet high hill ...

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  7. When some food particle enters the winpipe instead of oesphagus it is ...

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  8. Lack of breathing is

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  9. Ordinary quiet breathing is

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  10. Asthma is a respiratory disease caused by:

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  11. In which disease, due to flattening of tracheal vessels, alveoli are d...

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  12. Which of the following is not true about asthma ?

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  13. In heavy smoker the alveoli of the lungs are enlarged and damaged whi...

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  14. Hypoxia is the condition in which less oxygen becomes available to the...

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  15. Whether a child died after birth or died before birth can be coniirmed...

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  16. About 97 % of oxygen is transported by RBC. The remaining 3 % is

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  17. Lack of pulmonary surfactant produces

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  18. In the resting person saturation of haemoglobin as blood leaves the ti...

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  19. Read the following statement and select the correct one

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  20. When the oxygne supply to the tissue is inahequaate the condition is

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