Q:

Carbon dioxide is carried in the blood in

safaTerkawi
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2022-08-08
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 Carbon dioxide is carried in the blood in.

  1. Combination with the haemoglobin molecule.
  2. Combination with plasma proteins.
  3. Physical solution in plasma.
  4. Greater quantity in red blood cells than in plasma.
  5. Greater quantity as HCO3 ions than as other forms.
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safaTerkawi
2022-08-08
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A. True  Attached to amino groups as carbaminohaemoglobin (Hb-NH.COOH).

B. True  Attached to amino groups as carbaminoprotein (Pr-NHCOOH).

C. True  It is the CO2 in solution that exerts the PCO2 and is diffusible.

D. False  Plasma carries the greater quantity, mainly as bicarbonate.

E. True  Bicarbonate accounts for 80–90 per cent of the total CO2 in blood.

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