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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
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
d. 4xV^2 Correct Answer: c. PRF/2
ARDMS SPI Exam-with 2026-2027 7pages
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