★ Composition of Blood and Blood Cells Quiz
Plasma makes up ~______% of blood.
A. <1% B. 45% C. 55% D. 0%
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This is a blood smear. What type of cell is indicated by the GREEN arrow?
A. erythrocyte (RBC)
B. megakaryocyte
C. leukocyte (WBC)
D. thrombocyte (platelet)
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