SPI EXAM REVIEW 2026|ACTUAL QUESTIONS AND ANSWERS

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SPI EXAM REVIEW 2026|ACTUAL
QUESTIONS AND ANSWERS



Which ultrasound parameter directly affects an ultrasound beam's intensity?

A.TGC

B.operating frequency

C.Output power

D.Frame rate - correct-answer -C. Output power




The center frequency of a transducer depends primarily upon which

characteristics of the crystal?

A.width

B.length

C.spacing

D.thickness - correct-answer -D.thickness

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Which statement is most accurate regarding surface rendering three-dimensional

ultrasound imaging?

A.improves accuracy of volume measurement

B.minimizes effect of attenuation artifacts

C.spatial resolution improve when using high resolution mesh

D.feature-based reconstruction store full three-dimensional volume acquired -

correct-answer -B.minimizes effect of attenuation artifacts




What is dynamic aperture?

A.aperture that varies with transmit frequency

B.aperture that decreases as a function of time

C.aperture that increases with increasing focal length

D.aperture that changes as a function of frame rate - correct-answer -C.aperture

that increases with increasing focal length




What affects the beam width in the near field?