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.
Attenuation increases as:
Attenuation increases as:
Beam focusing gives:
Beam focusing gives:
Which medium has the highest propagation speed?
Which medium has the highest propagation speed?
Transverse resolution improves with:
Transverse resolution improves with:
Which of the following can be changed by the sonographer?
Which of the following can be changed by the sonographer?
Spatial peak intensity refers to the peak value in time.
Spatial peak intensity refers to the peak value in time.
An acute angle is an oblique angle.
An acute angle is an oblique angle.
The thickness of the matching layer is:
The thickness of the matching layer is: