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SPI Practice (ARDMS A & B) Exam Questions and Answers (Latest Update 2025) 100% Verified Answers
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SPI Practice (ARDMS A & B) Exam Questions and Answers (Latest Update 2025) 100% Verified Answers
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SPI Practice (ARDMS A & B) ExamQuestions and Answers (Latest Update
2025) 100% Verified Answers
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 - Correct
Answer ✅C
to which acoustic variable is penetration depth inversely
related?
A.frequency
B.wavelength
C.period
D.propagation speed - Correct Answer ✅A
which imaging mode requires a broadband transducer?
A.continuous wave doppler
B.Pulsed wave doppler
C.color flow imaging
D.harmonic imaging - Correct Answer ✅B
what is the doppler shift frequency?
A.recieved ultrasound frequency multiplied by the
transmitted ultrasound frequency
,SPI Practice (ARDMS A & B) Exam
Questions and Answers (Latest Update
2025) 100% Verified Answers
B.difference between the transmitted ultrasound frequency
and the received ultrasound frequency
C.sum of the transmitted and received ultrasound
frequencies
D.ratio of the transmitted ultrasound frequency to the
received ultrasound frequency - Correct Answer ✅B
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 - Correct Answer ✅A
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 - Correct Answer ✅B
what affects the beam width in the near field?
A.Pulse repetition frequency
, SPI Practice (ARDMS A & B) Exam
Questions and Answers (Latest Update
2025) 100% Verified Answers
B.Pulse duration
C.Frame rate
D.Transducer aperture - Correct Answer ✅D
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 - Correct Answer ✅D
which parameter is target group C evaluating based on the
image?
A.dead zone
B.dynamic range
C.axial resolution
D.Horizontal distance accuracy - Correct Answer ✅D
In this image, which target group is used to evaluate dead
zone? - Correct Answer ✅A
which ultrasound parameter directly affects an ultrasound
beam's intensity?
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