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Free Sonography Principles and Instrumentation Practice Questions

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Exam style questions across every SPI domain

Last Update 2 days ago
Total Questions : 187

Start with our free SPI practice questions, carefully crafted to mirror the domains, phrasing, and difficulty of the real ARDMS SPI exam. Each SPI exam question comes with a detailed rationale that explains not just which answer is correct but why the others fall short. That's how concepts stick. Use the free set to benchmark yourself: identify your ARDMS weak domains, see where you're losing marks, and build a focused study plan in minutes.

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Question # 11

Which system control adjusts amplification of signals as a function of depth?

Options:

A.  

Output power

B.  

Time gain compensation

C.  

Transmit focus

D.  

Reject

Discussion 0
Question # 12

Which artifact may be caused by incorrect color Dopplergain setting?

Options:

A.  

Bleed/Blossoming

B.  

Clutter/Haze

C.  

Twinkle

D.  

Aliasing

Discussion 0
Question # 13

What occurs when the pulse repetition frequency is less than twice the Doppler shift frequency?

Options:

A.  

Spectral broadening

B.  

Range ambiguity

C.  

Aliasing

D.  

Propagation speed artifact

Discussion 0
Question # 14

What is measured with a test object containing closely spaced, highly reflective targets along the direction of beam?

Options:

A.  

Sensitivity

B.  

Specificity

C.  

Lateral resolution

D.  

Axial resolution

Discussion 0
Question # 15

Which factor will improve axial resolution?

Options:

A.  

Increasing the focal zone

B.  

Reducing the number of cycles per pulse

C.  

Changing the gray-scale map

D.  

Decreasing the frame rate

Discussion 0
Question # 16

Which change can be made in order to avoid exceeding the Nyquist limit?

Options:

A.  

Increase output power

B.  

Decrease output power

C.  

Increase pulse repetition frequency

D.  

Decrease pulse repetition frequency

Discussion 0
Question # 17

During a color Doppler scan, which angle to flow would most likely result in no color being visualized?

Options:

A.  

3 degrees

B.  

45 degreesC 88 degrees

C.  

175 degrees

Discussion 0
Question # 18

Which change improves temporal resolution during color flow imaging?

Options:

A.  

Increase field of view

B.  

Decrease transmit frequency

C.  

Decrease packet size

D.  

Increase line density

Discussion 0
Question # 19

Which artifact causes a simple cyst to appear to contain debris?

Options:

A.  

Refraction

B.  

Enhancement

C.  

Slice thickness

D.  

Range ambiguity

Discussion 0
Question # 20

What is associated with a weakly attenuating structure?

Options:

A.  

Strong internal echoes

B.  

Ghosting artifacts

C.  

Reverberations

D.  

Distal enhancement

Discussion 0

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