SPI PRACTICE (ARDMS A & B), SPI
ARDMS TEST A AND B, ARDMS
PRACTICE SPI (B) EXAM QUESTIONS
AND ANSWERS GRADED A+ 2025/2026
3cm - ANS what is the distance to the interface if the round trip time for a sound wave is 39
microseconds?
low frequency, low amplitude - ANS which signals are eliminated by the wall filter in a
spectral Doppler display?
two images demonstrating the same pathology from different scan planes - ANS at minimum,
what is required when documenting a pathology discovered during an examination?
Increased by 2 times - ANS If the diameter of the sound beam is halved by focusing, what
happens to the intensity
A - ANS what is the most common cause of localized vertical nonuniformity in a real-time B-
mode image?
a) Improper TGC
b) Defective transducer elements
c) Faulty preamplifier
d) Malfunctioning scan converter
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,C - ANS What is this artifact?
A. Shadowing
B. Side lobe
C. Reverberation
D. Mirror image
D - ANS How do you fix this
A. Decrease the color scale
B. Decrease the color packet size
C. Increase the color packet size
D. Increase the color scale
B - ANS Which way is the blood flowing?
A. Right to left
B. Left to right
C. Bidirectional
D. Cannot tell
which imaging modality can provide the most accurate measurement of tumor volume?
Color Doppler
B-mode
A-mode
M-mode - ANS
Which statement is most accurate regarding surface rendering three-dimensional ultrasound
imaging?
Improve accuracy of volume measurement
Minimizes effect of attenuation artifacts
Spatial resolution improve when using high resolution mesh
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, Future - based reconstruction Store full three- volume acquired - ANS
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 - ANS C
to which acoustic variable is penetration depth inversely related?
A.frequency
B.wavelength
C.period
D.propagation speed - ANS A
which imaging mode requires a broadband transducer?
A.continuous wave doppler
B.Pulsed wave doppler
C.color flow imaging
D.harmonic imaging - ANS B
what is the doppler shift frequency?
A.recieved ultrasound frequency multiplied by the transmitted ultrasound frequency
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 - ANS B
what is the potential effect of increasing the pulse repetition frequency(PRF)?
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
ARDMS TEST A AND B, ARDMS
PRACTICE SPI (B) EXAM QUESTIONS
AND ANSWERS GRADED A+ 2025/2026
3cm - ANS what is the distance to the interface if the round trip time for a sound wave is 39
microseconds?
low frequency, low amplitude - ANS which signals are eliminated by the wall filter in a
spectral Doppler display?
two images demonstrating the same pathology from different scan planes - ANS at minimum,
what is required when documenting a pathology discovered during an examination?
Increased by 2 times - ANS If the diameter of the sound beam is halved by focusing, what
happens to the intensity
A - ANS what is the most common cause of localized vertical nonuniformity in a real-time B-
mode image?
a) Improper TGC
b) Defective transducer elements
c) Faulty preamplifier
d) Malfunctioning scan converter
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,C - ANS What is this artifact?
A. Shadowing
B. Side lobe
C. Reverberation
D. Mirror image
D - ANS How do you fix this
A. Decrease the color scale
B. Decrease the color packet size
C. Increase the color packet size
D. Increase the color scale
B - ANS Which way is the blood flowing?
A. Right to left
B. Left to right
C. Bidirectional
D. Cannot tell
which imaging modality can provide the most accurate measurement of tumor volume?
Color Doppler
B-mode
A-mode
M-mode - ANS
Which statement is most accurate regarding surface rendering three-dimensional ultrasound
imaging?
Improve accuracy of volume measurement
Minimizes effect of attenuation artifacts
Spatial resolution improve when using high resolution mesh
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, Future - based reconstruction Store full three- volume acquired - ANS
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 - ANS C
to which acoustic variable is penetration depth inversely related?
A.frequency
B.wavelength
C.period
D.propagation speed - ANS A
which imaging mode requires a broadband transducer?
A.continuous wave doppler
B.Pulsed wave doppler
C.color flow imaging
D.harmonic imaging - ANS B
what is the doppler shift frequency?
A.recieved ultrasound frequency multiplied by the transmitted ultrasound frequency
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 - ANS B
what is the potential effect of increasing the pulse repetition frequency(PRF)?
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
