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2024 ARDMS PRACTICE TEST EXAM WITH ANSWERS
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2024 ARDMS PRACTICE TEST EXAM WITH ANSWERS
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ARDMS practice testStudy online at https://quizlet.com/_9641of
1. Sonographers should be aware of work-related mus- c. 30
culoskeletal disorders. Best practice while scanning
is to avoid abducting the arm more than how many
degrees?
a. 50
b. 90
c. 30
d. 40
2. Which action demonstrates best practice during ul- b. use the low-
trasound exams regarding the ALARA principle? est possible out-
a. The exposure time should be extended during the put power that pro-
exam. vides a diagnostic
b. use the lowest possible output power that provides image
a diagnostic image.
c. use the lowest possible gain.
d. Ensure that the time gain compensation (TGC is
within acceptable limits.
3. Which type of cavitation is the most concerning a. transient
cause of bioeffects?
a. Transient
b. Absorption
c. Stable
d. Thermal
4. Assuming an unfocused ultrasound beam, the Amer- d. 100 mW/cm2
ican Institute of ultrasound in Medicine's "statement
on Mammalian Biological Effects of ultrasound In
vivo" has confirmed that no bioeffects have been not-
ed when the spatial pulse temporal average (SPTA)
intensity is less than which value?
a. 1 mW/cm2
b. 100 W/cm2
c. 1 W/cm2
d. 100 mW/cm2
5. A sonographer notices that the mechanical index (MI) c. decrease the
is too high during an ultrasound. What would be the output power
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MOST appropriate modification that the sonographer
can make?
a. decrease receiver gain
b. increase period
c. decrease the output power
d. decrease the frequency of the transducer
6. Select the technique that will generate the LEAST c. grayscale
amount of exposure to the
patient.
a. Spectral Doppler
b. Color flow Doppler
c. Grayscale
d. M-mode
7. When a vibrating string or fluid pump is used to test b. Doppler veloci-
system performance, ties
what parameter is being tested?
a. Dead zone
b. Doppler velocities
c. Contrast resolution
d. Grayscale sensitivity
8. A tissue-equivalent phantom is used to ensure the a. temporal
efficiency of the
ultrasound machine. Choose the resolution that is
NOT tested with this
phantom.
a. Temporal
b. Contrast
c. Axial
d. Horizontal
9. Which performance check describes the ability of the d. sensitivity
ultrasound machine
to correctly visualize signals that are weaker than
others?
a. Accuracy
b. Specificity
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c. Reliability
d. Sensitivity
10. What is the name of the recent technological ad- c. elastography
vancement that is used on tissues such as the liver,
breast, prostate, and thyroid to assess the stiffness
of tissue or to better assess lesions?
a. Contrast-enhanced ultrasound
b. Fusion imaging
c. Elastography
d. Harmonics
11. Which choice is NOT a true statement regarding this b. it has created an
filling defect within the gallbladder? enhancement arti-
a. The filling defect displays a significant amount of fact
attenuation.
b. it has created an enhancement artifact.
c. It has created a shadowing artifact
d. Regions deeper than the filling defect are ob-
scured.
12. Which type of artifact appears echogenic and stems a. ring-down arti-
from gas bubbles as they vibrate due to the interac- fact
tion with the ultrasound beam?
a. Ring-down artifact
b. edge shadow
c. Crosstalk
d. Slice thickness
13. What is the fundamental reason that the power and a. absorption
intensity of the ultrasound beam diminish as it travels
through tissue?
a. Absorption
b. Cavitation
c. Obstruction
d. Acoustic impedance
14. Select the modification that the sonographer can d. decrease the
make to decrease the amount of attenuation as the frequency of the
ultrasound beam travels through tissues. transducer
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