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CHAPTER 23: THREE-DIMENSIONAL ECHOCARDIOGRAPHY
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1. Which of the following is correct regarding three-dimensional datasets acquisition?
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a. Follows the same physics principles as two-dimensional echocardiography
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b. Image quality is independent of frame rate
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c. Does not allow imaging with color flow Doppler
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d. Allows higher frame rates than two-dimensional echocardiography
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2. Advantages of three-dimensional echocardiography when compared with two-dimensional echocardiography include which of the following:
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a. Better axial resolution
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b. Better temporal resolution
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c. Better lateral resolution
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d. Better measurement of chamber volumes
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3. Which of the following enables higher temporal resolution in 3D imaging?
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b. Increased dataset width
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d. Multibeat gated acquisition
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4. All of the following are modalities of three-dimensional imaging except:
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5. Which of the following is not a three-dimensional display modality?
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6. A zoomed mode of imaging by three-dimensional echocardiography is adequate to image all the following structures except:
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7. Decreasing line density in the imaging sector will result in which of the following changes?
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b. Lower axial resolution
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c. Higher lateral resolution
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d. Higher temporal resolution
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