In which of the following conditions will erythrocyte concentration of 2,3-DPG be decreased?
a. Anemia
b. Banked blood
c. High pH
d. Hypoxemia
ANS: B
Erythrocyte concentrations of 2,3-DPG in banked blood decrease over time. After a week of storage, the 2,3-DPG level may be less than one-third of the normal value.
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