Chapter 19 Blood outline

Chapter 19 Blood outline - CHAPTER 19 CARDIOVASCULAR...

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CHAPTER 19 CARDIOVASCULAR SYSTEM: BLOOD CHAPTER OVERVIEW : This chapter describes the composition and major functions of the components of blood. Cell types are identified and the specific functions associated with each type of cell are discussed. Mechanisms for general functions such as coagulation, clot formation and wound healing are explained. Blood typing and diagnostic blood tests are reviewed. OUTLINE (two or three fifty-minute lectures): Chapt. Object. Topic Outline, Chapter 19 Transparency Acetates 1 I. Functions, p. 583 A. Transportation 2. Gases & Metabolic Waste Products Away from Cells 3. Movement of Other Substances - Intermediates and Regulatory Compounds B. Maintenance (of Homeostasis) 1. Electrolytes, Fluid Balance, pH 2. Body Temperature C. Protection 1. Against Foreign Substances - Immune System 2. Against Blood/Fluid Loss - Clotting Cascade 2 II. Plasma, p. 583 Fig. 19.1, p.584 TA-365 A. Colloidal Solution B. Components of Plasma Table 19.1, p.585 1. Water (91%) 2. Suspended Proteins a. Albumin (58%) b. Globulins (38%) c. Fibrinogen (4%) 3. Dissolved Components a. Ions b. Nutrients c. Waste Products d. Gases e. Regulatory Substances 3 III. Formed Elements, p. 584 Fig. 19.1, p.584 Table 19.2, p.586 TA-365 4 A. Production of Formed Elements = Hematopoiesis 1. Embryonic - Yolk Sac, Liver, Thymus, Spleen, Lymph Nodes and Red Bone Marrow 2. Adults - Confined to Red Bone Marrow, Some Lymphoid Contribution 3. Single Population of Stem Cells = Fig. 19.2, p.587 TA-366
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Hemocytoblasts Clinical Note, p.585 B. Erythrocytes (Red Blood Cells, RBC's) Fig. 19.3, p.588 Clinical Focus, pp.590-591 5 1. General a. 700 times More Numerous than Leukocytes, 17 Times More Numerous than Platelets b. % Have 4.2 - 5.8 Million RBCs per mm 3 ; & Have 3.6 - 5.2 Million RBCs per mm 3 c. Erythrocytes are Moved Passively as the Blood Circulates 2. Structure a. Biconcave Disks - 7.5 μ m b. Mature Erythrocytes Lack a Nucleus c. Usually Flexible d. Contents - Hemoglobin (1/3 Vol.), Lipids, ATP, Carbonic Anhydrase 3. Function a. Transport of O 2 from Lungs to Tissues - Hemoglobin Important
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This note was uploaded on 01/04/2012 for the course BIO 324 taught by Professor Crawford during the Spring '09 term at Western Kentucky University.

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Chapter 19 Blood outline - CHAPTER 19 CARDIOVASCULAR...

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