Ключевые слова: anatomy, anemia, antibody, artery, background, bleed, blood, bloodstream, body, capillary, cardiology, cardiovascular, cell, circulatory, clot, coagulation, concept, content, disease, effect, erythrocyte, flow, graphic, health, heart, hematology, hemoglobin, human, immune, immunology, macro, medical, medicine, microbiology, microscopic, organism, plasma, realistic, red, research, round, science, scientific, stream, structure, thrombosis, vascular, vein, vessel,