What Type Of Blood Cells Most Numerous In The Circulating Blood?

　　I believe that red blood cells (erythrocytes) are the most numerous cells in the blood.

　　Red blood cells are the human body's main way of delivering oxygen from the lungs to the body tissues via the blood.

　　Adult humans have roughly *2 to 3 x 10 to the power of 13* , red blood cells at any given time!