A 62-year-old female presents to her family doctor complaining of fatigue; constantly feeling cold, especially in her hands and feet; weakness; and pallor. 02 must be transported to the cells and exchanged with C02, which is then transported back to the lungs to be expelled. A hematology laboratory test that evaluates the oxygen-carrying capacity of blood is referred to as
A. hematocrit.
B. CBC.
C. WBC diff.
D. hemoglobin determination.
Answer: D