Cardiovascular System
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| What is the Cardiovascular system composed of? | Heart and blood vessels.
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| Veins and Venules carry blood where? | To the heart from the rest of the body
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| ________ are small blood vessels that exchange materials with tissues. | Capillaries
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| ____________ pressure permits the exchange of materials between blood and tissues. | Hydrostatic
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| What is Vasoconstriction? | Narrowing of Vessels
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| _________ is the widening of vessels. | Vascodilation
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| The heart is made of the ________ and covered by a protective __________. | Myocardium; pericardium
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| What side of the heart controls the systemic circulation? | The left half
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| What does the right half of the heart control? | Pulmonary circulation
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| The four major blood vessels are the: | Aorta, Pulmonary Artery, Pulmonary Vein, and the Vena Cava
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| True or False: The fetal heart is designed to keep blood flowing only to the lungs. | False- the fetal heart is designed to keep blood AWAY from the lungs.
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| Cardiac Cycle | One pumping action of the heart. (Lub-Dub)
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| Diastole | the filling of the atria and ventricles
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| _________ is the emptying of the ventricles | Systole
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| Heart rate | Number of cycles per minute
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| Cardiac Output | Volume of blood pumped per minute.
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| The P,Q,R,S,and T waves make up what | The cardiac cycle
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| True or False: Diseases of the cardiovascular system affects either blood vessels or the heart. | True
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| True or False: Lifestyle is the major contributing factor to cardiovascular system aging. | True
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| In the heart valves prevent the back flow of blood into what? | Veins
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| Blood exits the heart through ______ | Arteries
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| Blood from the left ventricle enters _______ | Aorta
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| What type of blood vessel does not have three tissue layers? | Capillaries
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| Blood enters the heart through the ______ | Atria
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| Atria pump blood across these valves | Mitral and Tricuspid
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mrskater
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