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SPI Ultrasound Physics Bundled Exams with Complete Solution | Verified | Guaranteed Success
SPI Ultrasound Physics Bundled Exams with Complete Solution | Verified | Guaranteed Success
[Show more]SPI Ultrasound Physics Bundled Exams with Complete Solution | Verified | Guaranteed Success
[Show more]What is frequency determined by? - The source, thickness of piezoelectric element and propagation 
speed to a lesser degree 
Thicker element is equal to ________ frequencies - Lower 
What is the reciprocal of frequency and what is the symbol - Period, T 
The time it takes for 1 cycle to occur - Peri...
Preview 2 out of 11 pages
Add to cartWhat is frequency determined by? - The source, thickness of piezoelectric element and propagation 
speed to a lesser degree 
Thicker element is equal to ________ frequencies - Lower 
What is the reciprocal of frequency and what is the symbol - Period, T 
The time it takes for 1 cycle to occur - Peri...
Meaning of Anechoic? - Dark, less echos. 
Meaning of Echogenic? - Full of echoes. 
Meaning of Hyperechoic? - More echoes than adjacent tissue. 
Meaning of Hypoechoic? - Less Echoes than adjacent tissue. 
Meaning of Isoechoic? - Similar/same echoes than adjacent tissue. 
Meaning of Homogenous? - Unif...
Preview 3 out of 25 pages
Add to cartMeaning of Anechoic? - Dark, less echos. 
Meaning of Echogenic? - Full of echoes. 
Meaning of Hyperechoic? - More echoes than adjacent tissue. 
Meaning of Hypoechoic? - Less Echoes than adjacent tissue. 
Meaning of Isoechoic? - Similar/same echoes than adjacent tissue. 
Meaning of Homogenous? - Unif...
Which gain will increase the risk of bioeffects? 
a. transmit 
b. receive 
c. gain 
d. overall gain - a. transmit 
Which of the following is considered the memory of an ultrasound instrument? 
a. pulser 
b. transducer 
c. receiver 
d. beam former 
e. digital scan converter 
f. display monitor - e. d...
Preview 2 out of 9 pages
Add to cartWhich gain will increase the risk of bioeffects? 
a. transmit 
b. receive 
c. gain 
d. overall gain - a. transmit 
Which of the following is considered the memory of an ultrasound instrument? 
a. pulser 
b. transducer 
c. receiver 
d. beam former 
e. digital scan converter 
f. display monitor - e. d...
During performance of an obstetric ultrasound exam, you adjust the system parameters to improve the 
image. Which of the following parameters would increase acoustic exposure? 
A. Increase receiver gain 
B. Increase TGC 
C. Increase frequency 
D. Increase transmit power 
E. Increase frame averaging ...
Preview 4 out of 76 pages
Add to cartDuring performance of an obstetric ultrasound exam, you adjust the system parameters to improve the 
image. Which of the following parameters would increase acoustic exposure? 
A. Increase receiver gain 
B. Increase TGC 
C. Increase frequency 
D. Increase transmit power 
E. Increase frame averaging ...
The fundamental or operating frequency - is affected by the thickness of the PZT element 
Which could not be used as the coupling medium (gel)? - barium sulfate 
The piezo electric effect is best described as - deformation from voltage sent to the crystals 
How thick is the element if the frequency ...
Preview 4 out of 64 pages
Add to cartThe fundamental or operating frequency - is affected by the thickness of the PZT element 
Which could not be used as the coupling medium (gel)? - barium sulfate 
The piezo electric effect is best described as - deformation from voltage sent to the crystals 
How thick is the element if the frequency ...
The Doppler effect is observed as a change in ________ And has units of _________. 
A. Amplitude, Watts 
B. power, Watts 
C. frequency, per second 
D. wavelength, millimeters - C. frequency, per second 
The Doppler effect is a change in a waves frequency when the sound source and the receiver of the...
Preview 3 out of 16 pages
Add to cartThe Doppler effect is observed as a change in ________ And has units of _________. 
A. Amplitude, Watts 
B. power, Watts 
C. frequency, per second 
D. wavelength, millimeters - C. frequency, per second 
The Doppler effect is a change in a waves frequency when the sound source and the receiver of the...
Sound waves are: 
a) electric 
b) mechanical, transverse 
c) spectral 
d) longitudinal, mechanical - D 
The speed of sound of ultrasound in soft tissue is closest to: 
a) 1,540 km/sec 
b) 1.54 km/sec 
c) 1,500 m/s 
d) 1,540 mm/sec - C 
Which is not an acoustic variable? 
a) density 
b) pressure 
c) ...
Preview 4 out of 46 pages
Add to cartSound waves are: 
a) electric 
b) mechanical, transverse 
c) spectral 
d) longitudinal, mechanical - D 
The speed of sound of ultrasound in soft tissue is closest to: 
a) 1,540 km/sec 
b) 1.54 km/sec 
c) 1,500 m/s 
d) 1,540 mm/sec - C 
Which is not an acoustic variable? 
a) density 
b) pressure 
c) ...
Which of the following transducers will have the worst axial resolution? 
a. Vector array, 3 MHz 
b. Linear Sequential Array, 6 MHZ 
c. Linear Phased Array 7.5 MHZ 
d. Annular Array, 6 MHz - Vector array, 3 MHz 
A sound wave is traveling in the body and propagates from muscle to air. What percentage...
Preview 3 out of 24 pages
Add to cartWhich of the following transducers will have the worst axial resolution? 
a. Vector array, 3 MHz 
b. Linear Sequential Array, 6 MHZ 
c. Linear Phased Array 7.5 MHZ 
d. Annular Array, 6 MHz - Vector array, 3 MHz 
A sound wave is traveling in the body and propagates from muscle to air. What percentage...
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