ï»¿ Exchange of gases continue to occur even during expiration, give reason. from Biology Breathing and Exchange of Gases Class 11 Assam Board

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Class 10 Class 12
Exchange of gases continue to occur even during expiration, give reason.

The lungs have residual air that is there is certain amount of air left in the lungs even after a forced expiration. Thus the exchange of the gases occur even after expiration.Â
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Name the cavity having lungs.

Thoracic cavity.
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Oxygen is carried by haemoglobin as?

Oxyhaemoglobin.
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70% of carbondioxide is transported as ?

Bicarbonate
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What is the partial pressure of oxygen in Â oxygenated blood ?

95 mm Hg
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By what amount the solubility of carbondioxide is more than the solubility of oxygen?

20 - 25 times
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