The Heart

The Heart - •-2 ventricles(lower chambers • These four...

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The Heart Endocardium – inner lining of heart chambers and covers heart valves Myocardium – heart muscle tissue Epicardium – thin outermost layer of the heart often times this layer is combined with the pericardium as one layer Pericardium – a sling like structure that attached the heart to the surrounding structures It is a two layered sac with lubricated spaces between the two spaces Four Chambers: - 2 atria (upper chambers)
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Unformatted text preview: •-2 ventricles (lower chambers) • These four chambers act as two separate pumps right and left, performing different functions Right Atrium • Receives unoxygenated blood from the superior and inferior vena cava • The superior vena cava collects blood from the head and the upper body region • The inferior vena cava collects blood from the lower body • The blood then passes through the tricuspid valve...
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This note was uploaded on 11/25/2011 for the course PHRM 3010 taught by Professor Staff during the Fall '08 term at UGA.

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