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Wael Hammad Questions
10601 Questions
Which of the following imaging modalities does NOT involve the use of “ionising radiation”?
Medicine
2022-10-21
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30
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533
Conventional radiography – such as a chest x-ray (CXR) – differs from computed tomography (CT) in what respect?
Medicine
2022-10-21
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30
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281
Which statement about the differences between medical imaging using x-rays and a nuclear medicine scan using gamma rays is correct?
Medicine
2022-10-21
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30
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100
When ultrasound strikes the boundary between two different body tissues, the amount of reflection that will occur is proportional to the difference in what?
Medicine
2022-10-21
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92
A Doppler ultrasound device produces ultrasound of frequency 5 MHz and the echo from red blood cells has a frequency of 5,002,500 Hz. The beat frequency produced will be:
Medicine
2022-10-21
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142
Basically, what does a Doppler ultrasound examination for peripheral vascular disease involve?
Medicine
2022-10-21
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161
The change in pitch (frequency) of a sound when there is relative motion between the sound source and the human observer is known as the:
Medicine
2022-10-21
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127
What is ultrasound least useful for examining?
Medicine
2022-10-21
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91
What will a sound of frequency 250,000 Hz be?
Medicine
2022-10-21
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94
What is Ultrasound?
Medicine
2022-10-21
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86
Ultrasound radiation may be characterised as which one of the following?
Medicine
2022-10-21
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78
What will cause a large percentage of the ultrasound energy to be reflected from the interface between two media? This will happen if:
Medicine
2022-10-21
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Which of the following is considered to be the diagnostic ultrasound frequency range?
Medicine
2022-10-21
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