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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 # 21

Which resolution can be evaluated in the area indicated by the red oval in this image of a tissue-equivalent phantom?

Question # 21

Options:

A.  

Elevational

B.  

Contrast

C.  

Lateral

D.  

Axial

Discussion 0
Question # 22

Which effect does spatial compounding have on ultrasound images?

Options:

A.  

Increases propagation speed

B.  

Decreases propagation speed

C.  

Increases shadowing

D.  

Decreases shadowing

Discussion 0
Question # 23

Which can cause color aliasing?

Options:

A.  

Low pulse repetition frequency

B.  

High wall filter

C.  

Low frame rate

D.  

High Doppler gain

Discussion 0
Question # 24

Which gray-scale artifact occurs when a structure attenuates less than the adjacent tissues?

Options:

A.  

Enhancement

B.  

Range ambiguity

C.  

Refraction

D.  

Shadowing

Discussion 0
Question # 25

Which adjustment resolves spectral Doppler aliasing?

Options:

A.  

Increase time gain compensation

B.  

Increase sweep speed

C.  

Decrease transducer frequency

D.  

Decrease velocity scale

Discussion 0
Question # 26

Which spectral Doppler finding can occur when using a low pulse repetition frequency setting?

Options:

A.  

Spectral broadening

B.  

Range ambiguity

C.  

Aliasing

D.  

Dropout

Discussion 0
Question # 27

The calipers in this image measure which performance characteristic of a system?

Question # 27

Options:

A.  

Depth measurement accuracy

B.  

Dynamic range

C.  

Axial resolution

D.  

Lateral resolution

Discussion 0
Question # 28

How is the wavelength affected when switching from a 10 MHz transducer to a 5 MHz transducer?

Options:

A.  

Halves

B.  

Quarters

C.  

Quadruples

D.  

Doubles

Discussion 0
Question # 29

What is an advantage of power Doppler over color Doppler?

Options:

A.  

Accurate velocity information

B.  

Increased frame rate

C.  

Diminished flash artifact

D.  

Less angle dependent

Discussion 0
Question # 30

Which type of resolution will be improved by decreasing the depth of field?

Options:

A.  

Lateral

B.  

Temporal

C.  

Axial

D.  

Elevational

Discussion 0

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