SPI PRACTICE (ARDMS A & B), SPI ARDMS
TEST A AND B, ARDMS PRACTICE SPI (B)
WITH COMPLETE QUESTIONS AND
CORRECT ANSWERS
C Correct Answer What is this artifact?
A. Shadowing
B. Side lobe
C. Reverberation
D. Mirror image
D Correct Answer How do you fix this
,A. Decrease the color scale
B. Decrease the color packet size
C. Increase the color packet size
D. Increase the color scale
B Correct Answer Which way is the blood flowing?
A. Right to left
B. Left to right
C. Bidirectional
D. Cannot tell
which imaging modality can provide the most accurate
measurement of tumor volume?
Color Doppler
B-mode
A-mode
M-mode Correct Answer
Which statement is most accurate regarding surface rendering
three-dimensional ultrasound imaging?
Improve accuracy of volume measurement
Minimizes effect of attenuation artifacts
Spatial resolution improve when using high resolution mesh
Future - based reconstruction Store full three- volume acquired
Correct 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 Correct
Answer C
to which acoustic variable is penetration depth inversely related?
A.frequency
B.wavelength
C.period
D.propagation speed Correct Answer A
which imaging mode requires a broadband transducer?
A.continuous wave doppler
B.Pulsed wave doppler
C.color flow imaging
D.harmonic imaging Correct Answer B
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 Correct Answer B
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 Correct Answer D
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