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| thick layer of muscle that sandwich around the heart |
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| large vein that brings oxygen poorb blood from top of body to the right atrium |
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| the right upper chamber of the heart hwere blood is received from the superior vena cava and inferior vena cava and pumped into the right ventricle |
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| the lower right chamber of the heart where blood comes in from the right atrium and is pumped into pulmonary arteries |
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| vein that brings oxygen poor blod from the lower part of the body to the right atrium |
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| bring oxygen poor blood from the right ventricle to the right or left lung |
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| prevents blood from flowing back ;into the fright ventricle after it has entered the pulmonary artery |
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| bringoxygen rich blood from each of the lungs to the left atrium |
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| get oxygenrich blood from the pulminary veinsand give it to the left ventricle |
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| left lower chamber of heart recieve blood from left atrium 0 give to aorta |
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| prevents blood from flowing back into the right atriu after the right ventricle |
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| prevents blod from flowing back into the left bventricle after has entered aorta |
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| artery that brings oxygen rich blod fromleft ventricle to body |
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| prevents blood from flowing back into the left atriumafter it has entered theleft ventrical |
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| prevents hte mixingof oxygen poor and rich blood - the heart divided between left (oxygen rich blood) and right (oxygen poor blood) |
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| upper chamber that receives blood |
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| lower chamber that pumpsw the blood |
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| the pathway between heart and lungs |
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| pathway between heart and rest of the body - longest |
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| flaps of connective tissue between atria and ventricles |
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| the node located in the right atrium that controls contractions |
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| large vessals that carry blood from the heart (from aorta) |
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| smallest of the blood vessals that tie arteries and veins |
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| vessals that carry blood from arteries to the heart |
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| outer edge of artery and vein |
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| middle part of artery and vein (veins is a lot smaller because has less pressure) |
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| the middle part of an artery or vein |
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| condition which fatty plaque builds up on arteries affects their flow |
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| 55% of lbood, 90 % of it is water, 10% = hormones, waste product so on |
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| iron-containing bprotein that binds to o2 in lungs and transports it to tissues |
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| white blood cells that prodcue antibodies that destroy pathogens (alot of white blood cells die when your sick) |
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| a fragment of cytoplasm that is enclosed into cell membrane asd is released |
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| a network of nodes and organs that collects this fluid that is lost by blood |
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| an organ that regulates blood pressure |
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| passageway for food and air |
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| two large passageways in the chest cavity |
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| smaller passageways from the bronchi |
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| tiny sacs where gas exchange is done |
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| muscle that forces you to breathe |
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| stimulant drugthat increases heart rate and blood pressure |
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| loss of elasticity in lungs becasuse of smoking |
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