Heart
презентация к уроку по английскому языку

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Cardiovascular system The state budgetary professional education institution of the Healthcare Department of Moscow «Medical college № 1».

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The cardiovascular system includes heart blood vessels lymphatic vessels

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Valves and the tricuspid valve – between the right atrium and the right ventricle the mitral valve – between the left atrium and the left ventricle semilunar valves – between ventricles and arteries RV LV RA LA aorta

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The heart works as a pump. It circulates blood throughout the body.

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Blood vessels Arteries vessels carrying blood away from the heart Veins vessels returning blood to the heart thin-walled vessels Capillaries

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СО₂ О₂ СО₂ О₂ The right ventricle Pulmonary artery Capillaries of lungs pulmonary veins The left atrium The small blood circle The left ventricle Aorta Arteries Capillaries of organs The superior vena cava and the interior vena cava The right atrium The large blood circle

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Trasportation (the nutrients, oxygen are carried by the blood stream and cellular wastes are carried away by the blood stream). 2. Regulation ( supply the constant inner state and temperature of the body ). 3. Protection ( provide the immunity and the blood clotting ). Functions

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Thanks!