Ultrasound Physics Midterm Ch 1-7

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| By MNOELLB
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Quizzes Created: 1 | Total Attempts: 843
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  • 1/6 Questions

    What means the weaking of sound

    • Impedance
    • Refraction
    • Attenuation
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About This Quiz

When people think of ultrasounds, they typically picture an ultrasonic image of a foetus in the womb, but the physics and application of the concept stretches quite far beyond that. What are the physics behind the practice? Let’s find out.

Ultrasound Physics Quizzes & Trivia

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  • 2. 

    Impedance means?

    • Acoustic resistance

    • Power/ volume

    • Backscatter

    Correct Answer
    A. Acoustic resistance
    Explanation
    Impedance- acoustic resistance to sound traveling in a medium W/cm^2
    p 86

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  • 3. 

    Refraction means

    • Angle of incidence is 0 degree

    • Direction of wave doesn't change from medium 1 to medium 2

    • Transmission with a bend

    Correct Answer
    A. Transmission with a bend
    Explanation
    p 99
    -Change of direction of wave propagation when traveling from one medium to another

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  • 4. 

    Diffuse Reflection:

    • Off - axis

    • Backscatter

    • Bull's eyes effect

    Correct Answer
    A. Backscatter
    Explanation
    p 80 wave reflects off an irregular surface
    Backscatter

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  • 5. 

    Which one means:  Light wave strikes a mirror

    • Specular Reflection

    • Reflection

    • Diffuse Reflection

    Correct Answer
    A. Specular Reflection
    Explanation
    p. 79

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  • 6. 

    What is an example of rayleigh scattering?

    • Backscatter

    • Bull's eye

    • Rayls

    Correct Answer
    A. Bull's eye
    Explanation
    p 81

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  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Jun 08, 2011
    Quiz Created by
    MNOELLB
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