Which of the following statements regarding hemoglobin (Hb) saturation are true? a. On top of Everest Hb is less than 20% saturated b.   A leftward shift of the Hb-O2 dissociation curve causes more O2 to be off-loaded from Hb at any given PO2   c. Athletes competing at sea level should breathe 100% O2 to increase Hb saturation d. More than one of the above are correct

Basic Clinical Lab Competencies for Respiratory Care: An Integrated Approach
5th Edition
ISBN:9781285244662
Author:White
Publisher:White
Chapter5: Pulmonary Function Testing
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Which of the following statements regarding hemoglobin (Hb) saturation are true?

a.

On top of Everest Hb is less than 20% saturated

b.

 

A leftward shift of the Hb-O2 dissociation curve causes more O2 to be off-loaded from Hb at any given PO2


 

c.

Athletes competing at sea level should breathe 100% O2 to increase Hb saturation

d.

More than one of the above are correct

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