AP BIOLOGY

THE HUMAN IMMUNE SYSTEM

TRANSFUSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
REASONS SUPPORTING THE LIBERAL USE OF RBC CONCENTRATE
A
REDUCED INCIDENCE OF CARDIAC ISCHEMIA
B
DECREASED CIRCULATORY WORK
C
INCREASED WORK OF OXYGEN
D
ALL OF THE ABOVE
Explanation: 

Detailed explanation-1: -RBCs are used to restore oxygen-carrying capacity in people with anemia due to trauma or other medical problems, and are by far the most common blood component used in transfusion medicine.

Detailed explanation-2: -The RBC measurement is used to help diagnose red blood cell disorders, such as anemia, a condition in which your body does not make enough healthy red blood cells.

Detailed explanation-3: -Red cell concentrates (packed red cells) are prepared from a single donor and consist of 220 mL of packed cells and 80 mL of plasma. The hematocrit lies between 0.65 and 0.75. This product is used for red cell replacement in anemia.

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