Exam Review- Cardiovascular
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Capillaries | join arterial system to venous stem, most significant, provide cells with vital products and remove waste products from cells
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| Heart | hollow muscular organ lying in the mediastinum that propels blood to the entire body
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| SA Node | located in the upper portion of right atrium, has built in rhythm, initiates and transmits each heart beat, sets basic pace for cardiac rate
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| How do veins return blood? | skeletal muscle contraction, gravity, respitory activity, valves
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| How is blood supplied to the heart muscle | coronary arteries
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| Five factors the influence blood pressure | 1. resistance of blood flow. 2. pumping action of heart. 3. viscosity of blood. 4. elasticity of arteries. 5. quality of blood
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| Four structures responsible for electrical conduction of the heart | 1. SA node 2. AV node. 3. bundle of His. 4. Purkinje Fibers
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| 3 Layers of the heart | 1. Epicardium-outer. 2. Myocardium-middle 3. Endocardium-inner
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| 3 Layers of artery walls | 1. tunica externa 2. tunica media 3. tunica intima
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| 3 major type of blood vessels | 1. arteries 2. capillaries 3. veins
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| What are valves | small structures within veins that prevent backflow of blood (regurgitation)
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| What is endocarditis | inflammation of the inner lining of the heart and its valves
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| Type of blood carried by arteries | oxygenated (except for pulmonary artery)
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| Type of blood carried by veins | deoxygenated (except for pulmonary veins)
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| What are the 4 heart valves | 1. tricuspid 2. bicuspid (mitral) 3. pulmonic 4. aortic
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| Where is the tricuspid valve located | right ventricle and right atrium
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| Where is the mitral valve located | left atrium and left ventricle
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| Where is the pulmonic valve located | pulmonary artery and right ventricle
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| Where is the aortic valve located | aorta and left ventricle
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Created by:
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