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ARDMS SPI 2026 100% PASS ASSURED
EXAMINATION SOLUTIONS
which gain will increase the risk of
bioeffects?
a. transmit
b. receive
c. gain
d. overall gain - correct answer- a. transmit
Which of the following is considered the
memory of an ultrasound instrument?
a. pulser
b. transducer
c. receiver
d. beam former
e. digital scan converter
f. display monitor - correct answer- e.
digital scan converter
Spectral broadening suggest:
a. laminar flow
b. turbulent flow
c. flow away from the transducer
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d. flow towards the transducer - correct
answer- b. turbulent flow
With pulse wave Doppler axial resolution: -
correct answer- degrades
What color is usually use in color flow
Doppler variance map to indicate turbulent
flow? - correct answer- green
Doppler high pass filter eliminates: - correct
answer- high amplitude signals; low velocity
flow
The Doppler wall filter is considered a: -
correct answer- high pass filter
The Nyquist Limit is equal to:
a. propagation speed x frequency
b. propagation speed/ wavelength
c. PRF/2
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d. 4xV^2 - correct answer- c. PRF/2
Multiple echoes, equally spaced originating
from a gas bubble is called:
a. comet tail
b. ring down
c. slice thickness artifact
d. multipath - correct answer- b. ring down
An increase in red blood cell velocity
will_____ the Doppler Shift:
a. increase
b. decrease
c. not change
d. cannot be predicted - correct answer- a.
increase
The primary advantage of CW Doppler is:
a. range resolution
b. range discrimination
c. range ambiguity
d. range gating
ARDMS SPI 2026 100% PASS ASSURED
EXAMINATION SOLUTIONS
which gain will increase the risk of
bioeffects?
a. transmit
b. receive
c. gain
d. overall gain - correct answer- a. transmit
Which of the following is considered the
memory of an ultrasound instrument?
a. pulser
b. transducer
c. receiver
d. beam former
e. digital scan converter
f. display monitor - correct answer- e.
digital scan converter
Spectral broadening suggest:
a. laminar flow
b. turbulent flow
c. flow away from the transducer
,2 | Page
d. flow towards the transducer - correct
answer- b. turbulent flow
With pulse wave Doppler axial resolution: -
correct answer- degrades
What color is usually use in color flow
Doppler variance map to indicate turbulent
flow? - correct answer- green
Doppler high pass filter eliminates: - correct
answer- high amplitude signals; low velocity
flow
The Doppler wall filter is considered a: -
correct answer- high pass filter
The Nyquist Limit is equal to:
a. propagation speed x frequency
b. propagation speed/ wavelength
c. PRF/2
, 3 | Page
d. 4xV^2 - correct answer- c. PRF/2
Multiple echoes, equally spaced originating
from a gas bubble is called:
a. comet tail
b. ring down
c. slice thickness artifact
d. multipath - correct answer- b. ring down
An increase in red blood cell velocity
will_____ the Doppler Shift:
a. increase
b. decrease
c. not change
d. cannot be predicted - correct answer- a.
increase
The primary advantage of CW Doppler is:
a. range resolution
b. range discrimination
c. range ambiguity
d. range gating
