Test Bank Sonography Principles and Instruments, 9th
Chapter 1
Chapter 1
1. Diagnostic ultrasound transducers generate a ________ of sound i
Diagnostic ultrasound transducers generate a ________ of sound into the body.
a. wave
*b. pulse
c. frequency
d. Doppler
2. The brightness of the dot corresponds to the ________ of the ret
The brightness of the dot corresponds to the ________ of the returning echo.
a. location
b. speed
*c. strength
d. angle
3. A rectangular image display is seen when using a ________ transd
A rectangular image display is seen when using a ________ transducer.
a. sector
b. vector
c. convex
*d. linear
4. The location of each dot corresponds to the ________ of the echo
The location of each dot corresponds to the ________ of the echo to return.
a. strength
*b. time
c. pulse
d. frequency
5. The method by which each pulse originates from the same starting
The method by which each pulse originates from the same starting point is called a
________ image.
*a. sector
b. linear
c. convex
d. none of the above
6. Sonographic images are composed of many ________.
Sonographic images are composed of many ________.
a. crystals
*b. scan lines
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,Test Bank Sonography Principles and Instruments, 9th
Chapter 1
c. focal points
d. frequency shifts
7. Echoes produced by ________ objects have different ________ than
Echoes produced by ________ objects have different ________ than the pulses
sent into the body.
a. stationary; frequencies
b. stable; directions
*c. moving; frequencies
d. moving; echoes
8. Doppler ultrasound measures the movement of ________.
Doppler ultrasound measures the movement of ________.
a. tissue
b. blood
*c. A and B
d. none of the above
9. Quantitative data are determined by which Doppler display?
Quantitative data are determined by which Doppler display?
a. Color imaging.
b. Power imaging.
c. B-mode (gray-scale, or brightness) imaging.
*d. Spectral imaging.
10. The Doppler effect is a change in echo ________.
The Doppler effect is a change in echo ________.
*a. frequency
b. strength
c. amplitude
d. direction
11. Vertical parallel scan lines are seen with which transducer form
Vertical parallel scan lines are seen with which transducer format?
a. vector.
b. convex.
*c. linear.
d. curvilinear.
12. A gray-scale ultrasound image is the visible counterpart of a/an
A gray-scale ultrasound image is the visible counterpart of a/an ________.
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,Test Bank Sonography Principles and Instruments, 9th
Chapter 1
a. frequency shift
b. spectral display
*c. invisible object
d. electronic wave
13. A ________ scan is shaped like a slice of pie.
A ________ scan is shaped like a slice of pie.
*a. sector
b. convex
c. linear
d. curvilinear
14. Sonography is medical anatomic imaging using a ________ techniqu
Sonography is medical anatomic imaging using a ________ technique.
a. starting point
*b. pulse echo
c. vertical parallel
d. transducer instrument
15. Three-dimensional imaging requires many adjacent tissue ________
Three-dimensional imaging requires many adjacent tissue ________ to build the
image.
a. moving objects
b. frequency shifts
*c. cross-sections
d. ultrasound pulses
16. One pulse of ultrasound generates a single scan line as it trave
One pulse of ultrasound generates a single scan line as it travels
through tissue.
*a. True
b. False
17. Pulsed ultrasound transducers can generate only ultrasound pulse
Pulsed ultrasound transducers can generate only ultrasound pulses.
a. True
*b. False
18. The Doppler effect is caused by a difference in the depth of two
The Doppler effect is caused by a difference in the depth of two moving
objects.
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, Test Bank Sonography Principles and Instruments, 9th
Chapter 1
a. True
*b. False
19. Animals have applied ultrasound to detect and capture prey.
Animals have applied ultrasound to detect and capture prey.
*a. True
b. False
20. Color Doppler imaging is superimposed on a gray-scale image.
Color Doppler imaging is superimposed on a gray-scale image.
*a. True
b. False
4
Chapter 1
Chapter 1
1. Diagnostic ultrasound transducers generate a ________ of sound i
Diagnostic ultrasound transducers generate a ________ of sound into the body.
a. wave
*b. pulse
c. frequency
d. Doppler
2. The brightness of the dot corresponds to the ________ of the ret
The brightness of the dot corresponds to the ________ of the returning echo.
a. location
b. speed
*c. strength
d. angle
3. A rectangular image display is seen when using a ________ transd
A rectangular image display is seen when using a ________ transducer.
a. sector
b. vector
c. convex
*d. linear
4. The location of each dot corresponds to the ________ of the echo
The location of each dot corresponds to the ________ of the echo to return.
a. strength
*b. time
c. pulse
d. frequency
5. The method by which each pulse originates from the same starting
The method by which each pulse originates from the same starting point is called a
________ image.
*a. sector
b. linear
c. convex
d. none of the above
6. Sonographic images are composed of many ________.
Sonographic images are composed of many ________.
a. crystals
*b. scan lines
1
,Test Bank Sonography Principles and Instruments, 9th
Chapter 1
c. focal points
d. frequency shifts
7. Echoes produced by ________ objects have different ________ than
Echoes produced by ________ objects have different ________ than the pulses
sent into the body.
a. stationary; frequencies
b. stable; directions
*c. moving; frequencies
d. moving; echoes
8. Doppler ultrasound measures the movement of ________.
Doppler ultrasound measures the movement of ________.
a. tissue
b. blood
*c. A and B
d. none of the above
9. Quantitative data are determined by which Doppler display?
Quantitative data are determined by which Doppler display?
a. Color imaging.
b. Power imaging.
c. B-mode (gray-scale, or brightness) imaging.
*d. Spectral imaging.
10. The Doppler effect is a change in echo ________.
The Doppler effect is a change in echo ________.
*a. frequency
b. strength
c. amplitude
d. direction
11. Vertical parallel scan lines are seen with which transducer form
Vertical parallel scan lines are seen with which transducer format?
a. vector.
b. convex.
*c. linear.
d. curvilinear.
12. A gray-scale ultrasound image is the visible counterpart of a/an
A gray-scale ultrasound image is the visible counterpart of a/an ________.
2
,Test Bank Sonography Principles and Instruments, 9th
Chapter 1
a. frequency shift
b. spectral display
*c. invisible object
d. electronic wave
13. A ________ scan is shaped like a slice of pie.
A ________ scan is shaped like a slice of pie.
*a. sector
b. convex
c. linear
d. curvilinear
14. Sonography is medical anatomic imaging using a ________ techniqu
Sonography is medical anatomic imaging using a ________ technique.
a. starting point
*b. pulse echo
c. vertical parallel
d. transducer instrument
15. Three-dimensional imaging requires many adjacent tissue ________
Three-dimensional imaging requires many adjacent tissue ________ to build the
image.
a. moving objects
b. frequency shifts
*c. cross-sections
d. ultrasound pulses
16. One pulse of ultrasound generates a single scan line as it trave
One pulse of ultrasound generates a single scan line as it travels
through tissue.
*a. True
b. False
17. Pulsed ultrasound transducers can generate only ultrasound pulse
Pulsed ultrasound transducers can generate only ultrasound pulses.
a. True
*b. False
18. The Doppler effect is caused by a difference in the depth of two
The Doppler effect is caused by a difference in the depth of two moving
objects.
3
, Test Bank Sonography Principles and Instruments, 9th
Chapter 1
a. True
*b. False
19. Animals have applied ultrasound to detect and capture prey.
Animals have applied ultrasound to detect and capture prey.
*a. True
b. False
20. Color Doppler imaging is superimposed on a gray-scale image.
Color Doppler imaging is superimposed on a gray-scale image.
*a. True
b. False
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