In Polycythemia, There Is an Abnormal Excess of Erythrocytes in the Blood

Multiple Choice

In polycythemia, there is an abnormal excess of erythrocytes in the blood. What could be a consequence of having two many red blood cells in the blood?

A) The blood is more viscous, and the red blood cells could block flow through small vessels.
B) Less oxygen could be carried in the blood.
C) The body would be better able to fight infection.
D) The blood would be come thinner, increasing the risk for excessive bleeding.