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bild2_12 - (courtesy of Patricia Lee Fig 42-10 The...

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(courtesy of Patricia Lee)
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Fig. 42-10: The Structure of Blood Vessels Artery Vein SEM 100 ±m Endothelium Artery Smooth muscle Connective tissue Capillary Basal lamina Endothelium Smooth muscle Connective tissue Valve Vein Arteriole Venule Red blood cell Capillary 15 ±m LM
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Direction of blood flow in vein (toward heart) Valve (open) Skeletal muscle Valve (closed) Fig. 42-14: Blood Flow in Veins
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Fig. 42-11: Relationship of blood flow, velocity, cross- sectional area, 5,000 4,000 3,000 2,000 1,000 0 0 50 40 30 20 10 120 80 100 60 40 20 0 Area (cm 2 ) Velocity (cm/sec) Pressure (mm Hg) Aorta Arteries Arterioles Capillaries Venules Veins Venae cavae Diastolic pressure Systolic pressure
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Fig. 42-16: Fluid Exchange between Capillaries and Interstitial Fluid Body tissue Capillary INTERSTITIAL FLUID Net fluid movement out Direction of blood flow Net fluid movement in Blood pressure Inward flow Outward flow Osmotic pressure Arterial end of capillary Venous end Pressure At the arterial end of a capillary, blood
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bild2_12 - (courtesy of Patricia Lee Fig 42-10 The...

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