SPI Optimize Sonographic Images Practice Questions

Domain 3 of 5 in the SPI content outline · 26% of the exam, about 29 of 110 questions

110 questions across all five domains in 2 hours, with a score for Image Optimization so you know where you stand.

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Free sample · Question 1 of 3Image Optimization

A band of tissue at mid depth looks darker than the tissue above and below it. Which control most likely needs adjustment?

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Optimize Sonographic Images on the SPI exam

Optimize Sonographic Images is 26% of the SPI exam, about 29 of 110 questions, the second-largest domain. It covers the four kinds of resolution, the pulse parameters behind them, every knob that shapes the gray-scale image, and the processing steps between the echo and the screen.

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26% in the official content outline, about 29 of 110 questions
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10 questions from 98 Image Optimization questions, untimed, an explanation after every answer; one free attempt, unlimited with a pass
Line drawing of a workstation desk with a blank monitor, keyboard and mouse, and a small ultrasound control panel with knobs and a trackball

What Optimize Sonographic Images questions test

  • Resolution: axial (half the spatial pulse length), lateral (beam width and focus), elevational (slice thickness) and temporal (frame rate), and what improves each
  • Pulse parameters: PRF and PRP with depth (77,000 / depth and 13 µs × depth), pulse duration, spatial pulse length and duty factor
  • Controls: overall gain, TGC, output power and ALARA, dynamic range and compression, reject, depth, sector width, focal zones and line density
  • Harmonic imaging and pulse inversion, spatial and frequency compounding, persistence, edge enhancement and colorized B-mode
  • Processing and display: write and read zoom, pre- and postprocessing, pixels and bits, the receiver functions in order, cine and M-mode

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110 questions across all five domains in 2 hours, with a score for Image Optimization so you know where you stand.

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How to study it

  • Make a two-column table of every control: what it changes and what it costs (frame rate, exposure or noise).
  • Practice the depth formulas until you can work out PRF, PRP and maximum frame rate in your head.
  • Know which processing steps are pre- and which are postprocessing; it is a frequent question.
  • Take the image optimization drill until you score 80% or better.

Common questions

How many image optimization questions are on the SPI?

Optimize Sonographic Images is 26% of the exam, about 29 of 110 questions.

Is M-mode on the SPI exam?

Yes. The outline lists applying M-mode concepts in this domain, along with harmonics, PRF, output power, duty factor, dynamic range, compounding, gray scale, edge enhancement and depth.

110 questions across all five domains in 2 hours, with a score for Image Optimization so you know where you stand.

Free Image Optimization drill

The other SPI domains

Sources

Original practice questions for exam preparation, written to the ARDMS SPI Content Outline (version 24.1). They are not questions from the SPI exam or from Inteleos. Independent practice, not affiliated with or endorsed by ARDMS, APCA, Inteleos or Pearson.