SPI Practice Test Questions And Answers!

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SPI Practice Test Questions And Answers! - Quiz

Do you have knowledge of SPI? If you are pursuing a career in sonography, you can take this SPI practice test before the final exam. This SPI practice test is an interactive quiz, containing questions designed to test your readiness to use sonography and get the correct meaning from the reading. It is designed to test your understanding of sonographic principles and instrumentation. Take up the quiz and find your readiness with the score you get. Do share the result.


Questions and Answers
  • 1. 
    Sound waves are:
    • A. 

      Electric

    • B. 

      Mechanical transverse

    • C. 

      Spectral

    • D. 

      Longitudinal mechanical

  • 2. 
    The speed of the ultrasound in soft tissue is closest to:
    • A. 

      1.540 km/sec

    • B. 

      1.54 km/msec

    • C. 

      1.500 m/s

    • D. 

      1.540 mm/sec

  • 3. 
    The frequency closest to the lower limit of the ultrasound is:
    • A. 

      19.000 kHz

    • B. 

      10.000 MHz

    • C. 

      20.000 msec

    • D. 

      15.000 Hz

  • 4. 
    Which is not an acoustic variable?
    • A. 

      Density

    • B. 

      Pressure

    • C. 

      Distance

    • D. 

      Intensity

  • 5. 
    The effects of soft tissue on the ultrasound are called:
    • A. 

      Acoustic proliferation properties

    • B. 

      Dynamic effects

    • C. 

      Acoustic propagation properties

    • D. 

      Biologic effects

  • 6. 
    All of the following are true EXCEPT:
    • A. 

      Two waves with identical frequencies must interfere constructively.

    • B. 

      Constructive interference is associated with waves that are in-phase.

    • C. 

      Out-of-phase waves interfere destructively.

    • D. 

      Waves of different frequencies may exhibit both constructive and destructive interference at different times.

  • 7. 
    Put in decreasing order.
    • A. 

      Deca

    • B. 

      Deci

    • C. 

      Micro

    • D. 

      Centi

  • 8. 
    ______ is the time to complete one cycle.
    • A. 

      Pulse duration

    • B. 

      Pulse period

    • C. 

      Period

    • D. 

      Duration period

  • 9. 
    Which of the following sound waves is ultrasonic and least useful in diagnostic imaging?
    • A. 

      30 kHz

    • B. 

      8 MHz

    • C. 

      8.00 Hz

    • D. 

      3.00 kHz

    • E. 

      15 Hz

  • 10. 
    What is the frequency of a wave with a 1 msec period?
    • A. 

      10.00 Hz

    • B. 

      1.00 kHz

    • C. 

      1 kHz

    • D. 

      1 MHz

  • 11. 
    _____ is the distance covered by one cycle.
    • A. 

      Pulse length

    • B. 

      Wavelength

    • C. 

      Cycle distance

    • D. 

      Cycle duration

  • 12. 
    Which of the following is determined by the source and the medium?
    • A. 

      Frequency

    • B. 

      Period

    • C. 

      Propagation speed

    • D. 

      Range resolution

  • 13. 
    Propagation speed = _______ x wavelength
    • A. 

      Pulse duration

    • B. 

      Period

    • C. 

      Number of cycles in the pulse

    • D. 

      Frequency

  • 14. 
    As a result of _____ the propagation speed increases.
    • A. 

      Increasing stiffness and increasing density

    • B. 

      Increasing stiffness and increasing elasticity

    • C. 

      Decreasing compressibility and decreasing density

    • D. 

      Decreasing stiffness and decreasing density

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