What are the three main types of blood cells
There are three main types of blood cells in the human body. These are the red blood cells, white blood cells and platelets. The red blood cells are also known as erythrocytes, white blood cells as leukocytes, and platelets as thrombocytes.Red blood cells are the most common type of blood cell, making up about 45% of the blood cells.hese are the red blood cells, white blood cells and platelets. The red blood cells are also known as erythrocytes, white blood cells as leukocytes, and platelets as thrombocytes. Red blood cells are the most common type of blood cell, making up about 45% of the blood cells.