Ultrasound

87 Questions | Attempts: 176
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  • 1/87 Questions

    Gel is the best ultrasound transmission medium

    • True
    • False
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About This Quiz

For the ultrasound PTA 102 quiz on 2/9/10. Use your first name to sign in, you dont need to use mine

Ultrasound Quizzes & Trivia

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  • 2. 

    Ultrasound has the potential to penetrate 5cm

    • True

    • False

    Correct Answer
    A. True
  • 3. 

    Ultrasound waves can only be continuous or pulsed

    • True

    • False

    Correct Answer
    A. True
  • 4. 

    The term frequency is defines as the number of oscillations per unit of time and expressed in cycles per second (Hz)

    • True

    • False

    Correct Answer
    A. True
  • 5. 

    The term frequency is defines as the number of oscillations per unit of time and expressed in cycles per second (Hz)

    • True

    • False

    Correct Answer
    A. True
  • 6. 

    An effect of ultrasound is that it can be absorbed by human tissue and it produces heat on continuous

    • True

    • False

    Correct Answer
    A. True
  • 7. 

    Ultrasound has the potential to penetrate 5cm

    • True

    • False

    Correct Answer
    A. True
  • 8. 

    Gel is the best ultrasound transmission medium

    • True

    • False

    Correct Answer
    A. True
  • 9. 

    Choice of a warm or cold coupling agent typically depends on the patients level of comfort as long as it is not necessary to heat the superfical tissue

    • True

    • False

    Correct Answer
    A. True
  • 10. 

    The production through ultrasound of gas or vapor filled bubbles in tissue fluids. can be stable or transient

    • Cavitation

    • Absorption

    • Attenuation

    • Intensity

    Correct Answer
    A. Cavitation
  • 11. 

    Ultrasound waves can only be continuous or pulsed

    • True

    • False

    Correct Answer
    A. True
  • 12. 

    It is never ok to ultrasound a woman that is pregnant, regardless of where it is on her body

    • True

    • False

    Correct Answer
    A. False
  • 13. 

    An effect of ultrasound is that it can be absorbed by human tissue and it produces heat on continuous

    • True

    • False

    Correct Answer
    A. True
  • 14. 

    It is never ok to ultrasound a woman that is pregnant, regardless of where it is on her body

    • True

    • False

    Correct Answer
    A. False
  • 15. 

    Ultrasound is typically safe around the spinal cord, unless referring to a laminectomy

    • True

    • False

    Correct Answer
    A. True
  • 16. 

    Increased membrane permeability allows increased calcium absorption

    • True

    • False

    Correct Answer
    A. True
  • 17. 

    The fraction of time when the ultrasound is present during one pulsed period

    • Acoustic streaming

    • Duty cycle

    • Cavitation

    • Standing wave

    Correct Answer
    A. Duty cycle
  • 18. 

    Ultrasound is typically safe around the spinal cord, unless referring to a laminectomy

    • True

    • False

    Correct Answer
    A. True
  • 19. 

    Lower dosages are more ideal more acute conditions

    • True

    • False

    Correct Answer
    A. True
  • 20. 

    The fraction of time when the ultrasound is present during one pulsed period

    • Acoustic streaming

    • Duty cycle

    • Cavitation

    • Standing wave

    Correct Answer
    A. Duty cycle
  • 21. 

    Ultrasound beam has short interruptions, therefore preventing thermal buildup

    • Continuous mode

    • Cavitation

    • Intensity

    • Pulsed mode

    Correct Answer
    A. Pulsed mode
  • 22. 

    Choice of a warm or cold coupling agent typically depends on the patients level of comfort as long as it is not necessary to heat the superfical tissue

    • True

    • False

    Correct Answer
    A. True
  • 23. 

    Increased membrane permeability allows increased calcium absorption

    • True

    • False

    Correct Answer
    A. True
  • 24. 

    Treatment time 5 minutes per 25 square inches  (161 cm2)

    • True

    • False

    Correct Answer
    A. True
  • 25. 

    Reduction of energy of the sound beam due to scattering and absorption

    • Frequency

    • Attenuation

    • Intensity

    • Acoustic streaming

    Correct Answer
    A. Attenuation
  • 26. 

    Less than 15 degrees is most efficient when operating the US applicator head

    • True

    • False

    Correct Answer
    A. True
    Explanation
    15 or more the angle becomes parallel and the heating effect will be greatly diminished

    Rate this question:

  • 27. 

    Ultrasound gives temperature rise in tissue with high protein content (muscle and nerve)

    • True

    • False

    Correct Answer
    A. True
  • 28. 

    Ultrasound beam is emitted without interruption, elevates tissue temperature

    • Pulsed mode

    • Continuous mode

    • Frequency

    • Absorption

    Correct Answer
    A. Continuous mode
  • 29. 

    Energy of a sound beam

    • Intensity

    • Absorption

    • Cavitation

    • Frequency

    Correct Answer
    A. Intensity
  • 30. 

    Reduction of energy of the sound beam due to scattering and absorption

    • Frequency

    • Attenuation

    • Intensity

    • Acoustic streaming

    Correct Answer
    A. Attenuation
  • 31. 

    Ultrasound can not be used on acute joint sprains

    • True

    • False

    Correct Answer
    A. False
    Explanation
    using pulsed on 20% can stimulate the release of histamine from mast cells by degranulation thus accelerating the healing process

    Rate this question:

  • 32. 

    The production through ultrasound of gas or vapor filled bubbles in tissue fluids. can be stable or transient

    • Cavitation

    • Absorption

    • Attenuation

    • Intensity

    Correct Answer
    A. Cavitation
  • 33. 

    Ultrasound beam is emitted without interruption, elevates tissue temperature

    • Pulsed mode

    • Continuous mode

    • Frequency

    • Absorption

    Correct Answer
    A. Continuous mode
  • 34. 

    Ultrasound gives temperature rise in tissue with high protein content (muscle and nerve)

    • True

    • False

    Correct Answer
    A. True
  • 35. 

    Energy of a sound beam

    • Intensity

    • Absorption

    • Cavitation

    • Frequency

    Correct Answer
    A. Intensity
  • 36. 

    The number of oscillations per unit of time, usually expressed in cycles per second

    • Acoustic streaming

    • Intensity

    • Frequency

    • Duty cycle

    Correct Answer
    A. Frequency
  • 37. 

    It is safe to ultrasound a tendon repair 2-4 days post operative

    • True

    • False

    Correct Answer
    A. True
  • 38. 

    Ultrasound beam has short interruptions, therefore preventing thermal buildup

    • Continuous mode

    • Cavitation

    • Intensity

    • Pulsed mode

    Correct Answer
    A. Pulsed mode
  • 39. 

    Ultrasound can be used in metallic whirlpools

    • True

    • False

    Correct Answer
    A. False
  • 40. 

    Less than 15 degrees is most efficient when operating the US applicator head

    • True

    • False

    Correct Answer
    A. True
    Explanation
    15 or more the angle becomes parallel and the heating effect will be greatly diminished

    Rate this question:

  • 41. 

    Ultrasound can be used close to metallic implants

    • True

    • False

    Correct Answer
    A. True
  • 42. 

    Using hot packs before using ultrasound increases the transmission into the deeper structures

    • True

    • False

    Correct Answer
    A. False
  • 43. 

    Ultrasound can not be used on acute joint sprains

    • True

    • False

    Correct Answer
    A. False
    Explanation
    using pulsed on 20% can stimulate the release of histamine from mast cells by degranulation thus accelerating the healing process

    Rate this question:

  • 44. 

    Use a stronger dose for more chronic conditions

    • True

    • False

    Correct Answer
    A. True
  • 45. 

    Ultrasound can be used in metallic whirlpools

    • True

    • False

    Correct Answer
    A. False
  • 46. 

    Lower dosages are more ideal more acute conditions

    • True

    • False

    Correct Answer
    A. True
  • 47. 

    Use a stronger dose for more chronic conditions

    • True

    • False

    Correct Answer
    A. True
  • 48. 

    Is the stationary technique safe?

    • Yes

    • No

    Correct Answer
    A. No
  • 49. 

    Using hot packs before using ultrasound increases the transmission into the deeper structures

    • True

    • False

    Correct Answer
    A. False

Quiz Review Timeline (Updated): Jul 30, 2011 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Jul 30, 2011
    Quiz Edited by
    ProProfs Editorial Team
  • Feb 05, 2010
    Quiz Created by
    Melissa_mccrory
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