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SPI EXAM 3 ACTUAL QUESTIONS AND ANSWERS 100% CORRECT | UPDATED
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SPI EXAM 3 ACTUAL QUESTIONS AND ANSWERS 100% CORRECT | UPDATED
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SPI EXAM 3 ACTUAL QUESTIONS ANDANSWERS 100% CORRECT | UPDATED 2024-2025
No known effect - ANSWER The confirmed bio effects on pregnant women
with use of real-time diagnostic instruments is:
Low-frequency, high-intensity - ANSWER Which of the following combinations
of frequency and intensity would most likely result in cavitation?
Continuous wave - ANSWER Which of the following mold requires two crystals:
one for transmitting and one for receiving?
Bandwidth - ANSWER The range of frequencies contained in the Pulse ARE
CALLED:
Unitless - ANSWER Quality factor is
A fluid filled mass - ANSWER Which of the following would be most likely to
cause acoustic enhancement?
Depth gain compensation - ANSWER Which control is used to minimize the
affects of attenuation?
Refraction, propagation speed - ANSWER When an BEAM PASSES OPEN
WEEKLY ACROSS THE BOUNDARY BETWEEN TWO MATERIALS,____WILL OCCUR IF
THERE IS A DIFFERENCE IN_______IN THE TWO MATERIALS
, Improved axial resolution - ANSWER A numerically decrease SPL leads to:
Crystal thickness - ANSWER The frequency of the transducer depends primarily
on:
Refraction - ANSWER A sound beam that strikes the surface that normal
incidence will not experience:
90° - ANSWER The Doppler shift is zero when the angle between the receiver
and Transducer and the flow direction is
To close to - ANSWER When scanning through a large area of tissue that has a
propagation speed of 3000 m/s, current diagnostic scanners will display a reflector
at a location_______the transducer
17 dB - ANSWER If the gain of an amplifier is 20 dB, what will the new gain
setting be if the intensity is reduced by one half?
Highest at focal zone - ANSWER The intensity of an ultrasound beam is
generally
False - ANSWER Plugflow is found distal to a large stenosis
Thickness, natural frequency - ANSWER The Crystal________determines
its________.
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