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Ultrasound can be used to evaluate abnormalities in the heart, such as enlarged walls and defective heart valves.
True
A-mode ultrasound displays 2D anatomical images.
False
Color Doppler ultrasonography is used to assess stroke risk by identifying blockages in the arteries of the neck and head.
True
Ultrasonography cannot be used to detect tumors in the liver, spleen, and pancreas.
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B-mode ultrasound is used to monitor fetal heartbeat.
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Duplex Doppler ultrasonography combines spectral ultrasound imaging with color Doppler ultrasonography.
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Endoscopic ultrasonography involves passing an endoscope down the throat to view the heart.
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Ultrasonography uses x-rays to produce images of internal organs and tissues.
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For evaluating certain body parts, the examiner inserts the transducer into the body.
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Women may be asked to drink a large amount of fluid to fill the bladder when examining the female genitalia using ultrasound.
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During an ultrasound, sound waves are converted into electrical signals by a device called a transceiver.
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After an ultrasound test, people need to wait for a few hours before resuming their usual activities.
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