Ultrasound Physics Flashcards

Decks in this Class (17):

• Sound

  Sound

  Sample Cards:

  what are the effects of the medium upon,

  what are the effects of the soundwave up,

  what is the type of wave that carries en
  94 Cards
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• Transducers

  Transducers

  Sample Cards:

  ___________ is any device that converts,

  a property of certain materials to creat,

  pzt ceramic active element and crystal a
  38 Cards
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• Range Equation

  Range Equation

  Sample Cards:

  what is the time needed for a pulse to t,

  in soft tissue every 13 s of go return t,

  if the time of flight is 26 s how deep i
  7 Cards
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• Sound Beams

  Sound Beams

  Sample Cards:

  what types of beams create better images,

  what is the location where the beam reac,

  what is the distance from the transducer
  21 Cards
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• Axial And Lateral Resolution

  Axial And Lateral Resolution

  Sample Cards:

  the ability to distinguish two structure,

  name the synonyms for axial resolution,

  does a shorter or longer pulse provide b
  11 Cards
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• Two Dimensional Imaging

  Two Dimensional Imaging

  Sample Cards:

  creates beam steering,

  this transducer contains one disc shaped,

  creates beam transmit focusing
  7 Cards
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• Contrast Spatial And Temporel Resolution

  Contrast, Spatial, And Temporel Resolution

  Sample Cards:

  visualizing a variety of gray shades in,

  visualizing detail in an image,

  few gray shades in an image is indicativ
  18 Cards
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• Pulse Echo Instrumentation

  Pulse Echo Instrumentation

  Sample Cards:

  communicates with all of the individual,

  converts electrical into acoustic energy,

  the component that controls the electric
  17 Cards
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• Displays

  Displays

  Sample Cards:

  two choices black or white on or off hig,

  many shades of gray multiple levels low,

  this converts the image into numbers whi
  16 Cards
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• Doppler

  Doppler

  Sample Cards:

  a change or variation in the frequency o,

  the difference between received and tran,

  what does a positive doppler shift indic
  41 Cards
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• Hemodynamics

  Hemodynamics

  Sample Cards:

  arterial cardiac contraction high rate h,

  venous respiration low rate lower pressu,

  describes flow or velocity volume how mu
  26 Cards
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• Image Processing And Dynamic Range

  Image Processing And Dynamic Range

  Sample Cards:

  this helps to improve images by filling,

  grainy or granular appearance in tissues,

  creating an image by averaging images ob
  13 Cards
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• Image Characteristics And Artifacts

  Image Characteristics And Artifacts

  Sample Cards:

  portions of an image that are brighter t,

  portions of an image that are not as bri,

  describes structures with equal echo bri
  24 Cards
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• Bioeffects

  Bioeffects

  Sample Cards:

  a transducer which turns acoustic energy,

  a small needle with the piezoelectric cr,

  a small device in bedded in absorbing ma
  14 Cards
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• Pulsed Sound

  Pulsed Sound

  Sample Cards:

  what type of pulses are used to create a,

  what is a collection of cycles that trav,

  what are the two components of pulsed ul
  31 Cards
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• Intensity

  Intensity

  Sample Cards:

  what is intensity,

  what is the equation for intensity,

  what is peak
  22 Cards
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• Interaction Of Sound And Media

  Interaction Of Sound And Media

  Sample Cards:

  the decrease in intensity power and ampl,

  what results in increased attenuation,

  what results in less attenuation
  64 Cards
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