ARDMS SPI Exam QUESTIONS AND ANSWERS | LATEST UPDATE

ARDMS SPI Exam QUESTIONS AND ANSWERS |
LATEST UPDATE

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Terms in this set (60)



Which gain will increase the risk of a. transmit
bioeffects?
a. transmit
b. receive
c. gain
d. overall gain


Which of the following is considered e. digital scan converter
the memory of an ultrasound
instrument?
a. pulser
b. transducer
c. receiver
d. beam former
e. digital scan converter
f. display monitor


Spectral broadening suggest: b. turbulent flow
a. laminar flow
b. turbulent flow
c. flow away from the transducer
d. flow towards the transducer

, With pulse wave Doppler axial degrades
resolution:


What color is usually use in color green
flow Doppler variance map to
indicate turbulent flow?


Doppler high pass filter eliminates: high amplitude signals; low velocity flow


The Doppler wall filter is considered high pass filter
a:


The Nyquist Limit is equal to: c. PRF/2
a. propagation speed x frequency
b. propagation speed/ wavelength
c. PRF/2
d. 4xV^2


Multiple echoes, equally spaced b. ring down
originating from a gas bubble is
called:
a. comet tail
b. ring down
c. slice thickness artifact
d. multipath


An increase in red blood cell a. increase
velocity will_____ the Doppler Shift:
a. increase
b. decrease
c. not change
d. cannot be predicted