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10 Cards in this Set
- Front
- Back
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If txr freq is reduced by a factor of 3
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the doppler shift will be decreased by a factor of 3
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Spectral analysis is done by all these techniques execpt
Demodulation Function Autocorrelation Correlation Function Fast Fourier transform |
Demodulation Function
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Inertial energy losses are the greatest as blood moves through
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a stenosis
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Whats the most accurate technique for spectral analysis
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FFT
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Arterial and venous resistance
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are similar
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Velocity is the highest
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with the center of the lumen
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Left ventricle systole provides the majority amount
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of energy for blood flow
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Power wave doppler can be performed
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by a single element txr
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Autocorrelation is used with color doppler
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of its fast speed analysis
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Restistance is doubled
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when length is doubled
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