SPI Practice (ARDMS A & B)
C - Answer What is dynamic aperture?
A.aperture that varies with transmit frequency
B.aperture that decreases as a function of time
C.aperture that increases with increasing focal length
D.aperture that changes as a function of frame rate
A - Answer to which acoustic variable is penetration depth inversely related?
A.frequency
B.wavelength
C.period
D.propagation speed
B - Answer which imaging mode requires a broadband transducer?
A.continuous wave doppler
B.Pulsed wave doppler
C.color flow imaging
D.harmonic imaging
B - Answer what is the doppler shift frequency?
A.recieved ultrasound frequency multiplied by the transmitted ultrasound frequency
B.difference between the transmitted ultrasound frequency and the received ultrasound
frequency
C.sum of the transmitted and received ultrasound frequencies
D.ratio of the transmitted ultrasound frequency to the received ultrasound frequency
A - Answer what is the potential effect of increasing the pulse repetition
frequency(PRF)?
A.Depth ambiguity
B.Decreased frame rate
C.Poor spatial resolution
D.Decreased penetration
B - Answer what is an advantage of using pulsed wave doppler compared to continuous
wave doppler?
A.higher echo sensitivity
B.ability to select sample depth
C.decreased display of aliasing
D.improved temporal resolution
D - Answer what affects the beam width in the near field?
A.Pulse repetition frequency
B.Pulse duration
C.Frame rate
D.Transducer aperture
, SPI Practice (ARDMS A & B)
D - Answer what is the advantage of using pulsed-wave doppler versus continuous-
wave doppler?
A.allows measurement of higher velocities
B.increases range ambiguity
C.reduces the potential for aliasing
D.provides depth specificity
D - Answer which parameter is target group C evaluating based on the image?
A.dead zone
B.dynamic range
C.axial resolution
D.Horizontal distance accuracy
A - Answer In this image, which target group is used to evaluate dead zone?
C - Answer which ultrasound parameter directly affects an ultrasound beam's intensity?
A.TGC
B.operating frequency
C.Output power
D.Frame rate
D - Answer the center frequency of a transducer depends primarily upon which
characteristics of the crystal?
A.width
B.length
C.spacing
D.thickness
C - Answer which factor limits image frame rate?
A.transducer operating frequency
B.Sample volume size
C.Speed of sound in tissue
D.Spatial pulse length
A - Answer when using a 5MHZ transducer, in which tissue is the ultrasound
wavelength shortest?
A.fat
B.blood
C.bone
D.muscle
D - Answer which term describes the averaging together of scan lines from multiple
angles to create one image?
A.harmonic imaging
B.realtime three dimensional imaging
C.elastography
C - Answer What is dynamic aperture?
A.aperture that varies with transmit frequency
B.aperture that decreases as a function of time
C.aperture that increases with increasing focal length
D.aperture that changes as a function of frame rate
A - Answer to which acoustic variable is penetration depth inversely related?
A.frequency
B.wavelength
C.period
D.propagation speed
B - Answer which imaging mode requires a broadband transducer?
A.continuous wave doppler
B.Pulsed wave doppler
C.color flow imaging
D.harmonic imaging
B - Answer what is the doppler shift frequency?
A.recieved ultrasound frequency multiplied by the transmitted ultrasound frequency
B.difference between the transmitted ultrasound frequency and the received ultrasound
frequency
C.sum of the transmitted and received ultrasound frequencies
D.ratio of the transmitted ultrasound frequency to the received ultrasound frequency
A - Answer what is the potential effect of increasing the pulse repetition
frequency(PRF)?
A.Depth ambiguity
B.Decreased frame rate
C.Poor spatial resolution
D.Decreased penetration
B - Answer what is an advantage of using pulsed wave doppler compared to continuous
wave doppler?
A.higher echo sensitivity
B.ability to select sample depth
C.decreased display of aliasing
D.improved temporal resolution
D - Answer what affects the beam width in the near field?
A.Pulse repetition frequency
B.Pulse duration
C.Frame rate
D.Transducer aperture
, SPI Practice (ARDMS A & B)
D - Answer what is the advantage of using pulsed-wave doppler versus continuous-
wave doppler?
A.allows measurement of higher velocities
B.increases range ambiguity
C.reduces the potential for aliasing
D.provides depth specificity
D - Answer which parameter is target group C evaluating based on the image?
A.dead zone
B.dynamic range
C.axial resolution
D.Horizontal distance accuracy
A - Answer In this image, which target group is used to evaluate dead zone?
C - Answer which ultrasound parameter directly affects an ultrasound beam's intensity?
A.TGC
B.operating frequency
C.Output power
D.Frame rate
D - Answer the center frequency of a transducer depends primarily upon which
characteristics of the crystal?
A.width
B.length
C.spacing
D.thickness
C - Answer which factor limits image frame rate?
A.transducer operating frequency
B.Sample volume size
C.Speed of sound in tissue
D.Spatial pulse length
A - Answer when using a 5MHZ transducer, in which tissue is the ultrasound
wavelength shortest?
A.fat
B.blood
C.bone
D.muscle
D - Answer which term describes the averaging together of scan lines from multiple
angles to create one image?
A.harmonic imaging
B.realtime three dimensional imaging
C.elastography
