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Cards In This Set
| Front | Back |
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The _______ vein collects blood from the thorax.
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Azygos
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The ______ are small vessels that carry deoxygenated blood in the systemic circulation.
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Venules
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Which of the following is the thickest and muscular layer of the heart?
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Myocardium
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The ___ have walls that are one cell thick.
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Capillaries
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Tissues surrounding the capillaries usually have _____.
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Low oxygen concentration
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What supplies blood to the left side of the head?
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Left carotoid
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This layer of the heart is the outermost layer and contains fat to cushion the heart.
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Epicardium
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Which component of the conduction system is located between the ventricles?
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AV node
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Which of the following valves prevents blood from flowing back into right vetricle?
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Pulmonary Semilunar Valve
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The _________ wein takes blood to the liver from the intestines.
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Mesenteric
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The function of the four valves of the heart includes ______.
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Ensuring one-way blood flow
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The _________ is located in the lateral walls of the ventricles.
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Purkinje fibers
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Which valve is between the left atrium and left ventricle?
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Bicuspid valve
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The ______ are small vessels that carry oxygenated blood in the systemic circulation.
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Arterioles
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The _________ is thin and smooth and is the inner most layer of the heart.
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Endocardium
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