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At the pO₂ of the alveoli the curve is almost flat… | StemPy Lab
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At the pO₂ of the alveoli the curve is almost flat. What does this mean for the blood that leaves the lungs?
Biology
Hard
High School (11–12)
Human Body › Respiratory System
A-Level
IB
Created by
StemPy Lab
At the pO
2
_2
2
of the alveoli the curve is almost flat. What does this mean for the blood that leaves the lungs?
A small fall in the alveolar pO
2
_2
2
lowers its saturation only a little.
Its saturation is much lower than at the tissues.
It holds no oxygen.
A small fall in the alveolar pO
2
_2
2
empties the haemoglobin.
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← The tissues of a sleeping girl are supplied with 4800 mL of blood a minute, and they take 5 mL of oxygen from every 100 mL. How many mL of oxygen do they take in one minute?
In what form is most of the carbon dioxide carried by the blood? →
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Human Body › Respiratory System
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