Identify the Correct Statement(s) $\mathrm { P } _ { \mathrm { O } _ { 2 } }$

question 183

Multiple Choice

Identify the correct statement(s) .

• A)The presence of Hb keeps blood \(\mathrm { P } _ { \mathrm { O } _ { 2 } }\) low and favors O? movement into the blood.
• B)Hb can combine with O?, CO?, H+, and CO.
• C)Hb unloads more O? in the presence of increased tissue acidity.
• D)Hb buffers against changes in pH due to respiratory carbonic acid.
• E)All of the statements are true.

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