Which of the Following Formed Elements Mostly Determines the Viscosity

Question

Which of the following formed elements mostly determines the viscosity of the blood?
A) Red blood cells
B) Normoblasts
C) Leukocytes
D) Megakaryocytes
E) Hemocytoblasts

Accepted Answer

Red blood cells (RBCs) are the most numerous cells in the blood and significantly influence its viscosity. The higher the concentration of RBCs, the more viscous the blood becomes.