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ARDMS SPI Practice A & B exam Questions and Answers (2022/2023) (Verified Answers)
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ARDMS SPI Practice A & B exam Questions and Answers (2022/2023) (Verified Answers)
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ARDMS SPI Practice A & B exam1. C: Answer- What is dynamic aperture?
A.aperture that varies with transmit frequency
B. aperture that decreases as a function of time
C. aperture that increases with increasing focal length
D. aperture that changes as a function of frame rate
2. A: Answer- to which acoustic variable is penetration depth
inversely related? A.frequency
B.wavelength
C.period
D.propagation
speed
3. B: Answer- which imaging mode requires a
broadband transducer? A.continuous wave doppler
B.Pulsed wave doppler
C. color flow imaging
D. harmonic imaging
4. B: Answer- what is the doppler shift frequency?
A.recieved ultrasound frequency multiplied by the transmitted
ultrasound frequen- cy
B. difference between the transmitted ultrasound frequency and the
received ultra- sound frequency
,C. sum of the transmitted and received ultrasound frequencies
D. ratio of the transmitted ultrasound frequency to the received
ultrasound frequen- cy
5. A: Answer- what is the potential effect of increasing the pulse
repetition frequency(PRF)? A.Depth ambiguity
B.Decreased frame
rate C.Poor spatial
resolution
D.Decreased
penetration
6. B: Answer- what is an advantage of using pulsed wave doppler
compared to continuous wave doppler?
A.higher echo sensitivity
B. ability to select sample
depth C.decreased display
of aliasing D.improved
temporal resolution
7. D: Answer- what affects the beam width in
the near field? A.Pulse repetition frequency
B.Pulse duration
, C.Frame rate
D.Transducer
aperture
8. D: Answer- what is the advantage of using pulsed-wave doppler
versus continuous-wave doppler?
A.allows measurement of higher
velocities B.increases range
ambiguity
C.reduces the potential for aliasing
D.provides depth specificity
9. D: Answer- which parameter is target group C mage
evaluating based on the i A.dead zone
B.dynamic range
C. axial resolution
D. Horizontal distance accuracy
10.A: Answer- In this image, which target group is used to one
evaluate
dead z
11.C: Answer- which ultrasound parameter directly affects an
ultrasound beam's intensity? A.TGC
B.operating
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