| Term 
 
        | Pericardium is composed of what two parts? |  | Definition 
 
        | a fibrous portion and a serous portion |  | 
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        | What is the outer-most layer of the pericardium? |  | Definition 
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        | What is the middle layer of the pericardium? |  | Definition 
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        | What is the inner-most layer of the lining of the heart? |  | Definition 
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        | The Serous pericardium consists of what two layers? |  | Definition 
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        | What type of tissue is the endocardium made of? |  | Definition 
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        | Which blood vessel returns blood back TO the heart? |  | Definition 
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        | Which cavity of the heart has the thickest walls? |  | Definition 
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        | Term 
 
        | valve that separates atrium from ventricle |  | Definition 
 
        | atrioventricular (AV) valve or cuspid valves |  | 
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        | Valve that separates the pumonary artery from the right ventricle |  | Definition 
 
        | pulmonary valve which is a semi-lunar valve |  | 
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        | Valve that separates the aorta and the left ventricle |  | Definition 
 
        | aortic valve which is a semi-lunar valve |  | 
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        | Blood clotting of the major coronary arteries results in what? |  | Definition 
 
        | Myocardial infarction (death of heart cells) |  | 
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        | An artery carries blood in which direction? |  | Definition 
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        | Term 
 
        | What are the largest arteries in the body, which includes the aorta and some of it's major branches? |  | Definition 
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        | What artery carries blood farther away from the heart to specific organs and areas of the body? |  | Definition 
 
        | Muscular artery aka distributing arteries |  | 
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        | What type of blood vessel is also called a "resistance vessel"? |  | Definition 
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        | What are the smallest type of arteries? |  | Definition 
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        | Term 
 
        | what is the short connecting vessel which connects a true arteriole to the proximal end? |  | Definition 
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        | What type of regulatory valve is on the proximal end of a metarteriole? |  | Definition 
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        | What type of regulatory valve is on the distal end of a metarteriole? |  | Definition 
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        | What are the microscopic vessels which carry blood from arterioles to venules? |  | Definition 
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        | Term 
 
        | What is blood flow through arterioles, venules and capillaries called? |  | Definition 
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        | What is the name of the capillary that has a much larger lumen and more winding or toruous course than other capillaries? |  | Definition 
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        | Term 
 
        | What type of capillary have continuous lining of endothelial cells with only small openings? |  | Definition 
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        | Term 
 | Definition 
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        | The four types of arteries are; |  | Definition 
 
        | Elastic, muscular, arteriole, and metarteriole |  | 
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        | The three layers of arteries, from inside to out are; |  | Definition 
 
        | tunica intima, tunica media, and tunica externa |  | 
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        | The chordinae tendinae are associated with which structures? |  | Definition 
 
        | Aortic and pulmonary semilunar valve |  | 
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        | What is the term used to describe a collection of mechanisms that influence the active and changing dynamics of blood? |  | Definition 
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