SPI Practice A &A B)
(ARDMS Actual
& B), exam test
spi ardms 2026/2027
A and B, ARDMS PRACTICE SPI (B
Questions with Detailed Verified Answers / Already Graded A+ test A and B, ARDMS
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1. what is the distance to the interface if the round trip 3cm
time for a sound wave is 39 microseconds?
2. which signals are eliminated by the wall filter in a low frequency and low
spectral Doppler display? amplitude
3. at minimum, what is required when documenting a Two images displaying the
pathology discovered during an examination? same pathology from dif-
ferent scanning planes
4. If the diameter of the sound beam is halved by focus- increases by x2
ing, what happens to the intensity
5. what is the most common cause of localized vertical A
nonuniformity in a real-time B-mode image?
a) Improper TGC
b) Defective transducer elements
c) Faulty preamplifier
d) Malfunctioning scan converter
6. What is this artifact? c
A. Shadowing
B. Side lobe
C. Reverberation
D. Mirror image
7. How do you fix this D
A. Decrease the color scale
B. Decrease the color packet size
C. Increase the color packet size
D. Increase the color scale
8. B
, SPI Practice (ARDMS A & B), spi ardms test A and B, ARDMS PRACTICE SPI (B
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Which way is the blood flowing?
A. Right to left
B. Left to right
C. Bidirectional
D. Cannot tell
9. which imaging modality can provide the most accu- B
rate measurement of tumor volume?
A. Color Doppler
B. B-mode
C. A-mode
D. M-mode
10. Which statement is most accurate regarding surface B
rendering three-dimensional ultrasound imaging?
A. Improve accuracy of volume measurement
B. Minimizes effect of attenuation artifacts
C. Spatial resolution improves when using high-reso-
lution mesh
D. Future - based reconstruction Store full three-vol-
ume acquired
11. what is dynamic aperture? C
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
12. to which acoustic variable is penetration depth in- A
versely related?
A.frequency
B.wavelength
, SPI Practice (ARDMS A & B), spi ardms test A and B, ARDMS PRACTICE SPI (B
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C.period
D.propagation speed
13. which imaging mode requires a broadband transduc- B
er?
A.continuous wave doppler
B.Pulsed wave doppler
C.color flow imaging
D.harmonic imaging
14. what is the doppler shift frequency? B
A.recieved ultrasound frequency multiplied by the
transmitted ultrasound frequency
B.difference between the transmitted ultrasound fre-
quency and the received ultrasound frequency
C.sum of the transmitted and received ultrasound fre-
quencies
D.ratio of the transmitted ultrasound frequency to the
received ultrasound frequency
15. what is the potential effect of increasing the pulse D
repetition frequency(PRF)?
A.Depth ambiguity
B.Decreased frame rate
C.Poor spatial resolution
D.Decreased penetration
16. what is an advantage of using pulsed wave doppler B
compared to continuous wave doppler?
A.higher echo sensitivity
B.ability to select sample depth
C.decreased display of aliasing
D.improved temporal resolution