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Related Flashcards
Cards In This Set
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In the cardiovascular system CO2 from tissues goes to the lungs, what are the next steps in this cycle?
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The O2 from the lungs goes to the respiring tissues where it is used and turned into CO2 which is then transported back to the lungs
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The cardiovascular system transports metabolites to sites of excretion such as...
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The kidneys
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What are the three components of the Cardiovascular System?
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Hear, Blood vessels, Bloo
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Heart
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Serves as a pump that establishes the pressure gradient needed for blood to flow to tissues
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Blood Vessels
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Passageways through which blood is distributed from the heart to all parts of the body and back to the heart.
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Blood
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Transport medium within which materials being transported are dissolved or suspended.
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What are the three kinds of circulation?
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Systemis, Pulmonary, Coronary.
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Systemic circulation
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This is the circuit of vessels that carries blood between the heart and the other systems of the body.
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Pulmonary Circulation
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This is a closed loop of vessels carrying blood between the heart and lungs.
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Coronary Circulation
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Vessels that nourish the heart from outside
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Do arteries carry blood to or away from the heart?
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Away from the heart
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Do veins carry blood to or away from the heart?
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To the heart
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What is the basic anatomy of the mammalian heart?
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Four chambers; 2 atria, 2 ventricles. Divided into the left and right side by a septum.
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Atrioventricular Valves
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The right is tricuspid and the left is bicuspid. They are located between the atrium and ventricle to prevent backflow of blood from ventricles into the atria during ventricular emptying.
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Semilunar Valves
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Aortic and pulmonary valves that are located at the juncture where major arteries leave ventricles
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