MT__Chapter_11 - Medical Terminology Chapter 11...

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Medical Terminology Chapter 11 Cardiovascular System
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Artery, Vein
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Arteries Large blood vessels that lead away from the heart Carry oxygenated blood Must be able to withstand pumping of the heart
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Arterioles, Venules
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Capillaries
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Capillaries Walls only one endothelial cell thick Carry nutrient-rich oxygenated blood to the body cells
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Venules Carries waste filled deoxygenated blood back to the veins
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Veins Dump into the vena cavae
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Sup. vena cava Inf. Vena cava
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Superior Vena Cava Drains blood from the upper body
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Inferior Vena Cava Drains blood from the lower body
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Circulation through the heart
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Circulation The superior and inferior vena cava empty into the right atrium
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The blood flows across the tricuspid valve into the right ventricle
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The right ventricle pumps the blood out the pulmonic valve into the lungs via the pulmonary artery This is the only artery in the body that contains deoxygenated blood
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While passing through the lungs the blood absorbs oxygen that is taken in during inhalation
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The oxygenated blood drains back to the left atrium via the pulmonary veins
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The blood flows from the left atrium through the mitral valve and into the left ventricle
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Blood is then pumped out the aortic valve to the aorta to the coronary arteries and to the rest of the body
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Carbon dioxide Waste product of catabolism
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Systemic Circulation Pathway of blood from the heart to the tissue capillaries and back to the heart
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Carotid Arteries
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This note was uploaded on 02/04/2011 for the course HEALTH SCI HLTHST101 taught by Professor Dr.cynthiaclinkingbeard during the Spring '11 term at Boise State.

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MT__Chapter_11 - Medical Terminology Chapter 11...

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