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Breathing and Exchange of Gases

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Biology

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Biology

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CBSE Gujarat Board Haryana Board

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Class 10 Class 12

On what factors does the  rate of diffusion in the alveoli depend on?  


The rate of diffusion depends on the following factors:

i. Partial pressure gradients of O2 (pO2) and CO2 (pCO2),

ii. Solubility of the gases.

iii. Thickness of the diffusion surface.

140 Views

What is the partial pressure of oxygen in  oxygenated blood ?

95 mm Hg
702 Views

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

20 - 25 times
414 Views

Oxygen is carried by haemoglobin as?

Oxyhaemoglobin.
415 Views

Name the cavity having lungs.

Thoracic cavity.
448 Views

70% of carbondioxide is transported as ?

Bicarbonate
360 Views