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Questions and Answers
What is the wavelength of a sound wave?
What is the wavelength of a sound wave?
- The stiffness of the medium
- The number of cycles per second
- The distance traveled during one cycle (correct)
- The change in pressure during one cycle
In what way do sound waves propagate?
In what way do sound waves propagate?
- Circular motion
- Transverse motion
- Side-to-side motion
- Longitudinal motion (correct)
What is the frequency of a sound wave measured in?
What is the frequency of a sound wave measured in?
- Watts
- Cycles per second or Hertz (correct)
- Decibels
- Meters per second
Which type of waves typically have frequencies between 2MHz and 20 MHz in diagnostic ultrasound?
Which type of waves typically have frequencies between 2MHz and 20 MHz in diagnostic ultrasound?
What is the major source of attenuation in soft tissue as sound waves travel through it?
What is the major source of attenuation in soft tissue as sound waves travel through it?
How does the propagation speed of an acoustic wave through a medium relate to the stiffness of the medium?
How does the propagation speed of an acoustic wave through a medium relate to the stiffness of the medium?
What is the frequency range for audible sound in humans?
What is the frequency range for audible sound in humans?
How do sound waves travel through a medium?
How do sound waves travel through a medium?
What is the speed at which sound waves travel through human soft tissue?
What is the speed at which sound waves travel through human soft tissue?
Which type of waves fall under the category of ultrasound?
Which type of waves fall under the category of ultrasound?
What determines the propagation speed of an acoustic wave through a medium?
What determines the propagation speed of an acoustic wave through a medium?
What is absorption the major source of in soft tissue as sound waves pass through it?
What is absorption the major source of in soft tissue as sound waves pass through it?
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