The Cardiovascular Pump

The Cardiovascular Pump - The Cardiovascular Pump Heart I...

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The Cardiovascular Pump - Heart I. General Anatomy of the Heart A. Location and Size 1. primary organ of the mediastinum 2. 2/3 lie left of the sagittal plane 3. size of a human fist 4. between the sternum and thoracic vertebrae 5. apex - tip of left ventricle 6. left border - left ventricle and atrium 7. superior border - site of great vessels, near atria 8. base - formed by the atria, mainly left atrium 9. right border - formed by right atrium 10. inferior border - right ventricle and part of left 11. sternocostal surface - ventricles and right atrium 12. diaphragmatic surface - mostly left ventricle B. Pericardium - connective tissue sac around heart 1. fibrous pericardium - outer thick fibrous layer a. tough bag that surrounds the heart b. attached to diaphragm c. continuous with great vessels 2. serous pericardium - inner, thin, double layer a. parietal layer - fused to fibrous pericardium i. pericardial fluid - reduces friction ii. pericardial cavity - space between layers b. visceral layer (epicardium) - on myocardium
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This note was uploaded on 01/29/2012 for the course SCIE SYG2000 taught by Professor Bernhardt during the Fall '10 term at Broward College.

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The Cardiovascular Pump - The Cardiovascular Pump Heart I...

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