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The flashcards below were created by user
eleanorgwenmurtagh
on FreezingBlue Flashcards.
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what are the four parts included in the cardio system?
- heart
- blood vessels
- blood
- blood circulation
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name the main facts and functions of the heart
- devided into four chambers
- right ventricle left ventricle
- right atrium left atrium
heart is seperated from the thoratic cavity wall by the lungs and the pleura
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what is the cardiac cycle?
- contraction (systole)
- relaxation (diastole)
- of the atria and the ventricles
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name the three types of blood vessels
capillaries, veins, arteries
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name the main facts and functions of the arteries
- carry oxygenated blood from the heart to the body
- thick elasticated walls
- deeper than veins
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facts and functions of veins
- hollow tubes simialar to arteries with thinner less elastic walls
- transport blood back to the heart
- veins have backflow valves to prevent backflow in the veins
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main functions and facts on capillaries
distribute the blood to the tissues from the aterioles pick up the blood and return it to the venules
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main facts and functions of blood
- 60% liquid (plasma)
- 40% formed elements such as WBC,RBC,and PLts
- transports oxygen
- distributes nutrience
- collects waste products delivers to excretory organs for excretion
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what is the pulse?
pulse is produced by the blood pumping out of the heart and into the aorta
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how does the blood circulate through the body, explain systemic circulation?
comprised of portal circulation (through the liver) and the pulmonary circulation (through the lungs)
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what are the main vessels for venupuncture?
- femoral
- cephalic
- saphenous
- jugular
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