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Insights into Blood Composition and Functionality

Explore the constituents and functions of blood, including hematocrit substances, red blood cell production, white blood cells, platelet activity, clotting cascade, blood types, anemias, and essential terms in hematology.

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Insights into Blood Composition and Functionality

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Presentation Transcript

  1. Chapter 19 The Blood

  2. Hematocrit

  3. Substances in Blood Plasma • Water • Albumins • Globulins • Fibrinogen • Electrolytes • Nutrients • Gases • Regulatory substances • Waste products

  4. Red Blood Cell Production Terms • Hemopoiesis • Erythropoietin – secreted by kidneys • Erythropoiesis • Hypoxia • Polycythemia

  5. Hemoglobin

  6. RBCRegulation

  7. Types of WBC’sGranular and Agranular

  8. Functions of WBC’s • Neutrophils – Phagocytosis using lysozymes, defensins, and oxidants. • Eosinophils - destroy parasites and combat histamines. • Basophils – release heparin, histamine, and serotonin. • Monocytes – Phagocytosis, clean cellular debris. • Lymphocytes – B-cells, T-cells and NK-cells.

  9. Diapedesis of WBC’s

  10. WBC Terms • Leukocytosis – above normal • Leukopenia – below normal • Phagocytosis • Differential count

  11. Platelet Plug

  12. Blood clot

  13. Platelet Terms • Thrombopoietin • Thrombocyte • Hemostasis • Anticoagulants (Heparin & Warfarin) • Thrombus • Embolus • Thrombocytopenia

  14. Clotting cascade

  15. Blood Types

  16. Rh Factor

  17. Anemias • Iron deficiency • Pernicious (Low B12) • Hemorrhagic • Hemolytic • Thalassemia • Aplastic (loss of marrow)

  18. Sickle Cell

  19. Words to Know • Hemophilia • Leukemia • Autologous transfusion • Cyanosis • Hemochromatosis • Jaundice • Septicemia

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