Blood Oxygen Content
Physiology
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Respiratory
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Gas Exchange and Transport
Q. Which of the following is true regarding the O2-Hb Dissociation Curve?
a
It shows that systemic arterial blood reaches 100% saturation when PaO2 is 50
b
An increase in P50 reflects an increase in affinity of Hb for O2
c
Fetal Hb induces a rightward shift of the curve
d
The steep portion is due to positive cooperative binding
e
None of the above
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