For a greater histology lesson check out more micrographs of blood cell types. Almost entire weight is hemoglobin.
Granulocytes are leucocytes the with cytoplasmic granuals.
Lymphocytes function in immune process See the formation of immune cells. Start the production of blood clotting Hemostasis prevents blood loss. Production of platelets is thrombopoiesis Heart is muscular, parallel pumps. Arterial pulse detected at common carotid, radial, femoral, popliteal . Major systemic arteries arise from the aorta.