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Exam (elaborations)

X-ZONE EXAM QUESTIONS AND ANSWERS

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  • Course
  • ESP X-Zone
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  • ESP X-Zone

X-ZONE EXAM QUESTIONS AND ANSWERS

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  • September 16, 2024
  • 22
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • ESP X-Zone
  • ESP X-Zone
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All of the following operational settings are related to improved temporal resolution
EXCEPT:
a. single focus
b. narrow sector
c. low line density
d. shallower imaging
e. increased frequency


Give this one a try later!

, e. increased frequency




In which of these media will sound travel the slowest?
a. high density, high stiffness
b. low density, high stiffness
c. high density, low stiffness
d. low density, low stiffness
e. high density, low elasticity


Give this one a try later!


c. high density, low stiffness




Which of the following forms of focusing is achieved during reception?
a. internal
b. lens
c. dynamic aperture
d. excitation phasing
e. external


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c. dynamic aperture




A pulse is emitted by a transducer and is traveling in soft tissue. The go-return time, or
time-of-flight, of a sound pulse is 130 microseconds. What is the reflector depth?
a. 10 cm
b. 130 mm
c. 10 m

, d. 10 mm
e. 13 cm


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a. 10 cm




With an unfocused transducer, what is the area from the face of the transducer to
where the beam diverges called?
a. focal length
b. far field
c. near field
d. focal zone


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c. near field




All of the following will improve temporal resolution EXCEPT:
a. increased line density
b. shallower depth of view
c. higher frame rate
d. slower speed of sound in a medium
e. single rather than multi focus


Give this one a try later!


a. increased line density

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