URR mock exam 1 SPI Questions and Answers (100% Pass)
Course
URR
Institution
URR
___ is defined as specific area or location where Doppler shift info is being
obtained.
A. spectral broadening
B. nyquist limit
C. sample volume
D. spectral window
C. sample volume
Spatial resolution is:
A. the minimum reflector separation required to produce separate echos.
B. highest w...
Put the following media in order from lowest to highest according to their
acoustic impedance:
Bone
Air
Liver
Blood
✓ Air, blood, liver, bone
Even and odd harmonic frequencies are created by:
A. alternating current to different piezoelectric elements in the transducer
array
B. non-linear sound wave propagation
C. variable timing of the firing of the piezoelectric elements
D. turbulent flow in the blood vessel
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