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What is true about RBCs in humans?...

What is true about RBCs in humans?

A

They carry about 20-25 per cent of `CO_2`

B

They transport 99.5 per cent of `O_2`

C

They transport about 80 per cent oxygen only and the rest 20 per cent of it is transported in dissolved state in blood plasma

D

They do not carry `CO_2` at all

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The correct Answer is:
A
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AAKASH SERIES-BREATHING AND EXCHANGE OF GASES -EXERCISE-III (Previous AIPMT/NEET Questions)
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  2. Which of the following cannot be measured by spirometry?

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  3. A pollution can result in Emphysema, which is

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  4. Name the chronic respiratory disorder caused mainly by cigarette smoki...

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  5. Reduction in blood pH will

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  6. The partial pressure of oxygen in the alveoli of the lungs is

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  7. Lungs do not collapse between breaths and w some air always remains in...

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  8. Name the pulmonary disease in which alveolar surface area involved in ...

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  9. When you hold your breath, which of the following gas changes in blood...

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  10. Approximately seventy percent of carbon dioxide absorbed by the blood ...

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  11. Which one of the following is the correct statement for respiration in...

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  12. Why people migrate from place to place? Is there any families migrate ...

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  13. A large proportion of oxygen remains unused in the human blood even af...

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  14. Bulk of carbon dioxide (CO2) released from body tissues into the blood...

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  15. Which one of the following a possibility for most of us in regard to b...

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  16. What is true about RBCs in humans?

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  17. What is vital capacity of our lungs?

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  18. The haemoglobin of a human foetus

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