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41 Cards in this Set
- Front
- Back
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THE DUTY FACTOR OF CW ULTRASOUND IS ___________________.
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100%
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AS THE PULSE LENGTH DECREASES, THE PULSE DURATION...
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DECREASES
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AS THE PERIOD INCREASES, THE PULSE DURATION...
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INCREASES
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AS THE PROPAGATION SPEED INCREASES, THE PULSE DURATION...
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STAYS THE SAME
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AS THE FREQUENCY INCREASES, THE PERIOD...
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DECREASES
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AS THE FREQUENCY INCREASES THE WAVE LENGTH...
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DECREASES
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AS THE WAVELENGTH INCREASES, THE PROPAGATION SPEED...
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STAYS THE SAME
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AS THE FREQUENCY INCREASES, THE SPATIAL PULSE LENGTH...
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DECREASES
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AS THE PERIOD INCREASES, THE SPATIAL PULSE LENGTH...
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INCREASES
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AS THE PULSE DURATION INCREASES, THE DUTY FACTOR...
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INCREASES
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AS THE FREQUENCY INCREASES, THE PULSE DURATION...
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DECREASES
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AS THE PRF INCREASES, THE DUTY FACTOR...
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INCREASES
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AXIAL RESLUTION IMPROVES AS THE FREQUENCY...
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INCREASES
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AXIAL RESLUTION IMPROVES AS THE PULSE LENGTH...
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DECREASES
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THE NUMBER OF CYCLES PER UNIT TIME.
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FREQUENCY
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THE NUMBER OF CYCLES PER PULSE DETERMINES THE __________
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SPL
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THE DISTANCE OF ONE CYCLE.
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WAVELENGTH
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THE FRACTION OF TIME THAT PULSED ULTRASOUND IS ACTUALLY ON
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DF
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MAINLY DETERMINES THE AXIAL RESOLUTION IN PW U/S.
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SPL
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THE WAVELENGTH DIVIDED BY THE PERIOD.
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PROPAGATION SPEED
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THE TIME FOR ONE TOTAL TRANSMIT AND RECEIVE SEQUENCE
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PRP
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LISTENING AND DEPTH OF VIEW
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DIRECTLY
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WAVELENGTH AND SPL
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DIRECTLY
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PRP AND PRF
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INVERSELY
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MAXIMUM IMAGING DEPHT AND PRF
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INVERSELY
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MAXIMUM IMAGING DEPTH AND SPL
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NOT RELATED
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IMAGE QUALITY AND PULSE DURATION
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INVERSELY
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SPL AND PD
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DIRECTLY
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Pulse duration:
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CANNOT BE CHAGED BY SONOGRAPHER
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PRP
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CAN BE CHANGED BY SONOGRAPHER BY USING DEPTH
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Wavelength
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CANNOT BE CHANGED BY SONOGRAPHER
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F
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CANNOT BE CHANGED BY SONOGRAPHER
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SPL
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CANNOT BE CHANGED BY THE SONOGRAPHER
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WHAT ARE THE UNITS FOR INTENSITY?
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WATTS DIVIDED BY CM SQUARED
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By changing the imaging depth, which of the following does the operator also change.
PRF: Duty factor: PRP: PRP : SPL: Amplitude: |
PRF, DF, AND PRP
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Period
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DECREASES
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Frequency
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INCREASES
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WAVELENGTH
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DECREASES
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SPEED
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REMAINS THE SAME
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PRF
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REMAINS THE SAME
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PRP
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REMAINS THE SAME
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