This quiz titled 'Chapter 12 2D Imaging' explores the principles of creating two-dimensional images using sound. It covers the challenges posed by sound properties, solutions through multiple pulses, and the mechanics of disc-shaped transducers. It's essential for understanding ultrasound imaging techniques.
True
False
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Entire image is lost
Portion of the image is lost
Nothing happens
Turns black and grey
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True
False
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True
False
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Disc shaped
Circular shaped
Rectangular
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True
False
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True
False
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Electronic steering
Mechanical steering
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True
False
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Internal focusing
External focusing
Both internal and external focusing
None
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Elements
Slopes
Waves
Pulses
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Active element, wire, and system electronics
Crystal,backing material, gel
System electronics,pzt,skin
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True
False
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True
False
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True
False
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Rectangular
Square
Disc
Trapizoid
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Mechanically
Electronically
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Disc shaped
Rectangular shaped
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1/4 to 1/2 of the sounds wavelength
1/3/ to 1/2 of the sounds wavelength
1/5 to1/3 of the sounds wavelength
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True
False
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True
False
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True
False
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Yes
No
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1 wavelength
2 wavelength
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True
False
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100-300
100-200
100
100-400
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True
False
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1
2
3
10
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Fan or sector shaped
Rectangular
Circular
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True
False
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Inconsistant or erratic beam steering
No image
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Only a portion of the image is lost
Whole image is lost
Its irratic
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Rectangular-shaped
Elements are arranged side by side
Each crystal is about 2 wavelength in width
Is up to 10cm long
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Blunted sector shaped
Sector shaped
Disc shaped
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120-250
100-300
150-300
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True
False
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True
False
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More than one
Less than one
One
None of the above
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True
False
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True
False
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Mechanical
Electronic
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1cm on each side
2cm on each side
1.5cm on each side
.1cm on each side
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120-250
120-140
140-200
100-300
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Linear sequential and linear phased array
Linear phased array and convex array
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True
False
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A straight line
Few pulses
One pulse at a time
Multiple pulses
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Quiz Review Timeline (Updated): Aug 28, 2023 +
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