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Heart + Blood Vessels - Coggle Diagram
Heart + Blood Vessels
CAPILLARIES
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Found in muscles, organs and lungs
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Oxygen passes through the capillary wall and into the tissues, while carbon dioxide passes from the tissues into the blood
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The Heart's Chambers
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The left Ventricle has a much thicker wall of muscle than the right because it needs to be stronger to pump blood around the whole body + cope with higher pressures.
ARTERIES
Have thick elastic walls, small lumen and high pressure
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VEINS
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Have thin walls, larger lumen, valves, low pressure
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