ARDMS SPI Practice Test A
Which parameter is most likely to affect spatial resolution?A.dynamic range B.beam width C.system sensitivity D.depth of visualization - Answer- D.depth of visualization When using a 5MHZ transducer, in which tissue is the ultrasound wavelength shortest? A.fat B.blood C.bone D.muscle - Answer- A.fat What affects the beam width in the near field? A.Pulse repetition frequency B.Pulse duration C.Frame rate D.Transducer aperture - Answer- D.Transducer aperture Which variable caused the color change from blue to red of the vessel in this image? A.change in vessel direction B.color scale set to low C.turbulent flow D.severe stenosis - Answer- A.change in vessel direction Which imaging mode requires a broadband transducer?A.continuous wave doppler B.Pulsed wave doppler C.color flow imaging D.harmonic imaging - Answer- B.Pulsed wave doppler Which factor limits image frame rate? A.transducer operating frequency B.Sample volume size C.Speed of sound in tissue D.Spatial pulse length - Answer- C.Speed of sound in tissue
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- May 14, 2023
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- 2022/2023
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ardms spi practice test a
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which parameter is most likely to affect spatial resolution
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when using a 5mhz transducer
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in which tissue is the ultrasound wavelength shortest
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what affects the beam width
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