circulation of erythrocytes, leukocytes and platelets in plasma. v

abstract anatomy and antivirus artery background biology blood cardiovascular cell circulation circulatory erythrocyte erythrocytes flow health healthy hematology hemoglobin human illustration immunology infection isolated leukocyte leukocytes life macro medical medicine micro microbiology microscopic organic organism plasma platelet platelets red science scientific sick streaming system template vascular vein vessel virus white aplusmn irculation