ARDMS SPI /DAVIES SPI FINAL EXAM
AND PRACTICE QUESTIONS 2025
NEWEST TEST BANK COMPLETE 700
QUESTIONS WITH DETAILED
VERIFIED ANSWERS /ALREADY
GRADED A+ // BRAND NEW!!
What type of resolution is affected most by pulse
duration?
A: Lateral resolution
B: Contrast resolution
C:Temporal resolution
D: Axial resolution
E: Elevational resolution - ....ANSWER...D: Axial
resolution
The control that sets the gray-scale brightness at which
color will be displayed instead of gray-scale at a pixel
location is termed:
A: Priority
,B: Line density
C: Persistence
D: Ensemble length
E: Scale - ....ANSWER...A: Priority
Regarding this image, the angle of the beam to the
vessel is approximately:
See images for question #538
A: 0 degrees
B: 60 degrees
C: 90 degrees
D: 45 degrees
E: 360 degrees - ....ANSWER...C: 90 degrees
What two controls affect the spatial resolution of the
color image?
A: Line density and ensemble length
B: Ensemble length and priority
C: Frequency and line density
D: Frequency and ensemble length
E: Priority and frequency - ....ANSWER...C: Frequency
and line density
,According to the Doppler equation, for any given
velocity, the frequency shift will increase by increasing
the:
A: Doppler angle
B: Transmit frequency
C: Pulse length
D: Pulse repetition frequency
E: All of the above - ....ANSWER...B: Transmit
frequency
The most numerous cells in the blood are the:
A: Erythrocytes
B: Leukocytes
C: Platelets
D: Plasma
E: Lymphocytes - ....ANSWER...A: Erythrocytes
The Reynolds number increases with increasing:
A: Flow speed
B: Vessel diameter
C: Blood density
, D: Blood flow viscosity
E: All of the above - ....ANSWER...E: All of the above
The fact that the volumetric flow rate must be the same
proximal, at, and distal to a stenosis is termed the:
A: Continuity rule
B: Reynolds number
C: Poiseuille's law
D: Bernoulli effect
E: Nyquist limit - ....ANSWER...A: Continuity rule
Decreased pressure occurs in areas of high flow speeds.
This is known as the:
A: Continuity rule
B: Reynolds number
C: Poiseuille's law
D: Bernoulli effect
E: Nyquist limit - ....ANSWER...D: Bernoulli effect
AND PRACTICE QUESTIONS 2025
NEWEST TEST BANK COMPLETE 700
QUESTIONS WITH DETAILED
VERIFIED ANSWERS /ALREADY
GRADED A+ // BRAND NEW!!
What type of resolution is affected most by pulse
duration?
A: Lateral resolution
B: Contrast resolution
C:Temporal resolution
D: Axial resolution
E: Elevational resolution - ....ANSWER...D: Axial
resolution
The control that sets the gray-scale brightness at which
color will be displayed instead of gray-scale at a pixel
location is termed:
A: Priority
,B: Line density
C: Persistence
D: Ensemble length
E: Scale - ....ANSWER...A: Priority
Regarding this image, the angle of the beam to the
vessel is approximately:
See images for question #538
A: 0 degrees
B: 60 degrees
C: 90 degrees
D: 45 degrees
E: 360 degrees - ....ANSWER...C: 90 degrees
What two controls affect the spatial resolution of the
color image?
A: Line density and ensemble length
B: Ensemble length and priority
C: Frequency and line density
D: Frequency and ensemble length
E: Priority and frequency - ....ANSWER...C: Frequency
and line density
,According to the Doppler equation, for any given
velocity, the frequency shift will increase by increasing
the:
A: Doppler angle
B: Transmit frequency
C: Pulse length
D: Pulse repetition frequency
E: All of the above - ....ANSWER...B: Transmit
frequency
The most numerous cells in the blood are the:
A: Erythrocytes
B: Leukocytes
C: Platelets
D: Plasma
E: Lymphocytes - ....ANSWER...A: Erythrocytes
The Reynolds number increases with increasing:
A: Flow speed
B: Vessel diameter
C: Blood density
, D: Blood flow viscosity
E: All of the above - ....ANSWER...E: All of the above
The fact that the volumetric flow rate must be the same
proximal, at, and distal to a stenosis is termed the:
A: Continuity rule
B: Reynolds number
C: Poiseuille's law
D: Bernoulli effect
E: Nyquist limit - ....ANSWER...A: Continuity rule
Decreased pressure occurs in areas of high flow speeds.
This is known as the:
A: Continuity rule
B: Reynolds number
C: Poiseuille's law
D: Bernoulli effect
E: Nyquist limit - ....ANSWER...D: Bernoulli effect
