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ARDMS ACTUAL EXAM AND PRACTICE QUESTIONS EXAM 2025 NEWEST COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+

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Which parameter is decreased by the ultrasound machine to evade the possibility of range ambiguity when the imaging depth is increased? a. Number of scan lines b. Pulse repetition frequency (PRF) c. Pulse repetition period (PRP) d. Persistence - ....ANSWER...b. Pulse repetition frequency (PRF) Which phrase does NOT describe an effect that focusing has on the ultrasound beam? a. A bigger focal zone b. Enhanced near zone resolution c. Diminished lateral resolution of the far zone d. Results in a shorter near zone - ....ANSWER...a. A bigger focal zone Select the answer that best describes how Bmode will typically display blood vessels? a. Hyperechoic b. Isogenic c. Anechoic d. Heterogeneous - ....ANSWER...c. Anechoic How deep is a reflector if the go-return time of a sound wave is 39 us? a. 2cm b. 3cm c. 5cm d. 6cm - ....ANSWER...b. 3cm Why does grayscale imaging require the use of pulsed wave ultrasound? a. To optimize penetration b. To optimize temporal resolution c. To determine the bandwidth d. To determine the depth of the reflector - ....ANSWER...d. To determine the depth of the reflector Which system function is modified if the ultrasound user adjusts the receiver gain? a. Demodulation b. Reject c. Amplification d. Compression - ....ANSWER...c. Amplification When M-mode is employed during an echocardiogram, what information is depicted on the display? a. Depth and amplitude b. Time and frequency c. Amplitude, motion, and time d. Depth, time, and frequency - ....ANSWER...c. Amplitude, motion, and time If an ultrasound image displays high contrast, what correlates with the dynamic range? a. Wide dynamic range b. Narrow dynamic range c. No effect on the range d. A display of many shades of gray - ....ANSWER...b. Narrow dynamic range Which component of the ultrasound wave increases if the sonographer increases the output gain? a. Pulse duration b. Frequency c. Noise d. Intensity - ....ANSWER...d. Intensit

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ARDMS ACTUAL EXAM AND PRACTICE
QUESTIONS EXAM 2025 NEWEST
COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A+

,Which parameter is decreased by the
ultrasound machine to evade the possibility of
range ambiguity when the imaging depth is
increased?
a. Number of scan lines
b. Pulse repetition frequency (PRF)
c. Pulse repetition period (PRP)
d. Persistence - ....ANSWER...b. Pulse
repetition frequency (PRF)


Which phrase does NOT describe an effect
that focusing has on the ultrasound beam?
a. A bigger focal zone
b. Enhanced near zone resolution
c. Diminished lateral resolution of the far zone
d. Results in a shorter near zone -
....ANSWER...a. A bigger focal zone


Select the answer that best describes how B-
mode will typically display blood vessels?
a. Hyperechoic
b. Isogenic
c. Anechoic

,d. Heterogeneous - ....ANSWER...c. Anechoic

, How deep is a reflector if the go-return time
of a sound wave is 39 us?
a. 2cm
b. 3cm
c. 5cm
d. 6cm - ....ANSWER...b. 3cm


Why does grayscale imaging require the use
of pulsed wave ultrasound?
a. To optimize penetration
b. To optimize temporal resolution
c. To determine the bandwidth
d. To determine the depth of the reflector -
....ANSWER...d. To determine the depth of the
reflector


Which system function is modified if the
ultrasound user adjusts the receiver gain?
a. Demodulation
b. Reject
c. Amplification
d. Compression - ....ANSWER...c. Amplification

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