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A large proportion of oxygen is left unu...

A large proportion of oxygen is left unused the human blood even after its uptake by the body tissue. This `O_(2)`

A

Is enough to keep oxyhaemoglobin saturation at 96%

B

Helps in releasing more oxygen to epithelial tissues

C

Acts as a reserve during muscular exercise

D

Raise `pCO_(2)` of blood to 75 mm Hg

Text Solution

Verified by Experts

The correct Answer is:
C
 A large proportion of oxygen is leit unused in the human blood even aRer uptake by the body tissue. This oxygen acts as a reserve during muscular exercise.Â
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A2Z-BREATHING AND EXCHANGE OF GASES-SECTION C: PREVIOUS YEARS' EXAMINATION QUESTIONS (NEET/AIPMT Questions)
  1. With conscious efforts one can?

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  2. A person starts coughing suddenly while swallowing some food. It could...

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  3. A large proportion of oxygen is left unused the human blood even after...

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  4. What percentages of CO(2) is transported by RBCs ?

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  5. What percentage of Co(2) is transported as bicarbonate HCO(3)^(-) ?

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  6. High percentage of CO(2) anti very low percentage of O(2) may make a p...

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  7. The two organisms which breathe only through their moist skin are

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  8. the volume of air which remains in the conducting airways and is not a...

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  9. Surfactant

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  10. What is correct about human respiration?

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  11. Increased body temperature makes oxygen haemoglobin dissociation curve...

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  12. Oxygen bindingto haemoglobin

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  13. Vital capacity of lungs is

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  14. Respiratory membrane consists of

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  15. the enzyme essential for the transport for the transport of CO(2) as d...

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  16. In humans, which among these is not a step in respiration

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  17. Expiratory capacity is

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  18. Alveoli occur in

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  19. Amount of oxygen supplied by 100 ml arterial blood while passing throu...

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  20. After forceful inspiration, the amount of air that can be breathed out...

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