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23 Cards in this Set
- Front
- Back
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A membranous sac or cavity of abnormal character containing fluid.
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Cyst
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A benign tumor of connective tissue containing mucous or gelatinous material
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Myxoma
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A delicate - appearing, membranous structure arising near the orifice of the IVC
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Chiari Network
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Blood clot formed in situ within the vascular system of the body and impeding blood flow. Plural form of term.
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Thrombi
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Right atrial dilation accompanies what other conditions?
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RV volume & pressure overload
RV Failure |
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In normal conditions, How much does the inferior vena cava decrease in size during inspiration?
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50%
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Measurements of the RA is performed in what views?
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Apical 4 & Substernal
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Which GI organ with tumors can compress the right atrium?
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Liver masses
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Where is the Eustachian valve?
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RA, at the point where the IVC meets the RA
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Purpose of the Eustachian valve
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To direct blood into the foramen ovale
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The eustachian valve can be confused with which pathologies?
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tumors, vegetations,or thrombi
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Thrombi in the right atrium is usually a consequence of what condition?
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A-Fib
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A blunted or absent inspiratory decrease in the IVC diameter suggests what?
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Increased right atrial pressure
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Showing no activity, dull and sluggish
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Stagnant
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Mechanically measuring the area of a plane figure
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planimetry
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What are some functions of the left atrium?
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Serves as a reservoir before blood enters the ventricles
produces ANH |
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What 2D views are used to see the left atrium?
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Apical 2,3, and 4, Parasternal long, short at the aortic level, subcostal
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Which view will give you an accurate reflection of the atrial size?
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Parasternal window, Apical 2,4
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Why can you have an overestimation of the left atrial dimensions?
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Off axis measurement and/or in a lower window
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What adjustments can help you properly determine the posterior left atrial wall?
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adjust the gain or the angle of the transducer
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Morphological differences between the right and left ventricle.
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crescent shape,
more trabeculated, thinner walls, RVIT has a greater diameter than LVIT, moderator band |
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Which is the best view to see the moderator band.
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Apical 4
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The fact that the pulmonary circuit is of low resistance is an advantage in what way to the right ventricle
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to eject large volume of blood while performing minimal degree of myocardial shortening
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