chapter 14: blood
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Chapter 14: Blood. Part I Blood and Blood Cells (Red Blood Cells). Introduction. Functions 1. 2. 3. 4. Cardiovascular System 1. 2. 3. Introduction. Whole blood composition Formed elements 1. 2. 3. Plasma 1. 2. Blood Volume and Composition. - PowerPoint PPT PresentationTRANSCRIPT
Chapter 14: Blood
Part I
Blood and Blood Cells(Red Blood Cells)
Introduction
• Functions1.2. 3. 4.
• Cardiovascular System1. 2. 3.
Introduction
• Whole blood composition– Formed elements
1.
2.
3.
– Plasma 1.
2.
Blood Volume and Composition• Volume varies (~8% body weight)
1.
2.
3.
• Composition1.
2.
Fig. 14.1
The Origin of Blood Cells
• Originate in red bone marrow1.
2.
3.
Fig. 14.3
Characteristics of Red Blood Cells
1.
2.
3. Biconcave discsa.
b.
c.
Fig. 14.4
Characteristics of Red Blood Cells
• Contain Hemoglobin1.
2.
3. Responsible for red color a.
b.
c.
Characteristics of Red Blood Cells
• Have nuclei during development, extrude as mature1.
2.
• Lack mitochondria1.
2.
3.
Characteristics of Red Blood Cells
• Sickle Cell Disease1.
2.
3.
4.
5. Treatmentsa.
b.
c.
Red Blood Cell Counts
• Number of RBC per cubic millimeter (mm3)
• Adult female:
• RBCC or RCC1.
2.
Red Blood Cell Production and Its Control
• Erythropoiesis1.
2. Embryo-
3. After fetal development-
• Erythrocytosis1.
2.
3.
Fig. 14.6
Dietary Factors Affecting Red Blood Cell Production
• Vitamin B12 and folic acid1. 2.
• Iron1. 2. 3.
• Anemia1. 2. Symptoms
a. b.
3.
Fig. 14.7