ARDMS SPI EXAM
QUESTIONS AND
ANSWERS 2024
Which gain will increase the risk of bioeffects?
a. transmit
b. receive
c. gain
d. overall gain - -a. transmit
Which of the following is considered the memory of
an ultrasound instrument?
a. pulser
b. transducer
c. receiver
d. beam former
e...
ARDMS SPI EXAM QUESTIONS AND ANSWERS 2024 Which gain will increase the risk of bioeffects? a. transmit b. receive c. gain d. overall gain - ✔✔✔✔ -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 - ✔✔✔✔ -e. digital scan converter Spectral broadening suggest: a. laminar flow b. turbulent flow c. flow away from the transducer d. flow towards the transducer - ✔✔✔✔ -b. turbulent flow With pulse wave Doppler axial resolution: - ✔✔✔✔ -
degrades What color is usually use in color flow Doppler variance map to indicate turbulent flow? - ✔✔✔✔ -
green Doppler high pass filter eliminates: - ✔✔✔✔ -high amplitude signals; low velocity flow Decibels are the units for all of the following except: a. amplitude b. transmit gain c. gain d. attenuation e. TGC f. dynamic range e. intensity - ✔✔✔✔ -e. intensity= mW/cm2 What are the four acoustic variables: - ✔✔✔✔ -1. temperature, density, particle motion, pressure Frequency is - ✔✔✔✔ -Cycles per second (Hz) not affected by sonographer increase frequency; decrease depth
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