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While scanning, the sonographer decreases the line density. …

While scanning, the sonographer decreases the line density.  The frame rate remains the same, what else changed?

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Which is NOT true about Impedance?

Which is NOT true about Impedance?

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Amplitude measures the difference between the minimum or max…

Amplitude measures the difference between the minimum or maximum value and the average value of an acoustic variable.

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Higher frequency transducers produce shorter wavelength soun…

Higher frequency transducers produce shorter wavelength sound and create images of superior quality.

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A decrease in the thickness of the active element in a conti…

A decrease in the thickness of the active element in a continuous wave transducer will result in:

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A sonographer adjusts the output of an ultrasound transducer…

A sonographer adjusts the output of an ultrasound transducer by increasing the amplitude by a factor of 3. Which of the following statements is true?

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Ultrasound Energy used in diagnostic imaging is a longitudin…

Ultrasound Energy used in diagnostic imaging is a longitudinal wave.

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What is the attenuation coefficient in soft tissue if the fr…

What is the attenuation coefficient in soft tissue if the frequency is 10 MHz?

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What is the name for a region of low particle density and lo…

What is the name for a region of low particle density and low pressure?

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Higher frequency transducers have:

Higher frequency transducers have:

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