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 The Blood The Blood(review)(review)

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Functions of BloodFunctions of Blood

• Transportation Transportation

• RegulationRegulation

• ProtectionProtection

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Physical Characteristics ofPhysical Characteristics of

BloodBlood• ViscosityViscosity

• Temperature Temperature

• pp

• VolumeVolume

• Regulation (volume and osmoticRegulation (volume and osmoticpressure)pressure)

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Components of BloodComponents of Blood

• PlasmaPlasma  plasma proteins!plasma proteins!" #l$umin#l$umin

" Fi$rinogenFi$rinogen" %lo$ulin%lo$ulin

• Formed elements!Formed elements!

" Red Blood CellsRed Blood Cells" &hite Blood Cells&hite Blood Cells

" Platelet (throm$ocyte)Platelet (throm$ocyte)

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Formation of Blood CellsFormation of Blood Cells

• emopoiesisemopoiesis

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Common

Lymphoid/Myeloid progenitor 

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Red Blood CellsRed Blood Cells

• RBC anatomyRBC anatomy

• RBC physiologyRBC physiology

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RBC anatomyRBC anatomy

• RBC and emoglo$inRBC and emoglo$in

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RBC PhysiologyRBC Physiology

• RBC life cycleRBC life cycle

• 'rythropoiesis (RBC production)'rythropoiesis (RBC production)

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&hite Blood Cells&hite Blood Cells

• Types of &BC Types of &BC

• Functions of &BCFunctions of &BC

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 Types of &BC Types of &BC

• %ranular leuocytes%ranular leuocytes

• #granular leuocytes#granular leuocytes

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Functions of &BCFunctions of &BC

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Platelet(Thrombocyte)

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Disk-shaped cell

fragments produced

in the

megakaryocytes

Mature

Platelet

Megakaryocyte

Bone

Marrow

What are Platelets?

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Storage and Circulation

Quantity - 200,000 - 400,000mm!

"ife #pan - $0 days!!%

pooling

&'%in the

circulation

Megakaryocy

te

#pleen