Temporal Characteristics of Ultrasound Pulses
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Questions and Answers

What type of intensity is often located in the center of an ultrasound pulse?

  • Average intensity
  • Temporal-average intensity
  • Peak intensity (correct)
  • Spatial-peak intensity
  • Which intensity expression is most closely related to thermal effects like an increase in temperature?

  • Temporal-average intensity (correct)
  • Peak intensity
  • Pulse-average intensity
  • Spatial-peak intensity
  • Which intensity expression is more closely related to mechanical effects such as cavitation?

  • Spatial-peak intensity (correct)
  • Average intensity
  • Peak intensity
  • Temporal-average intensity
  • In relation to potential biological effects, which intensity expression is not commonly used?

    <p>Pulse-average intensity</p> Signup and view all the answers

    Which type of intensity expresses the maximum intensity delivered to any tissue averaged over the duration of exposure?

    <p>Temporal-average intensity</p> Signup and view all the answers

    What is the duty factor in ultrasound imaging applications?

    <p>A value of 1 for continuous wave ultrasound production</p> Signup and view all the answers

    Which power value in ultrasound imaging is associated with the time of maximum pressure?

    <p>Peak power</p> Signup and view all the answers

    What does the duty factor represent in ultrasound applications?

    <p>The time an ultrasound pulse is actually being produced</p> Signup and view all the answers

    In terms of power values, what does the duty factor affect?

    <p>Intensity and power proportionality</p> Signup and view all the answers

    Which time interval is the duty factor related to in ultrasound imaging?

    <p>Pulse repetition period</p> Signup and view all the answers

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