ARDMS SPI EXAM LATEST 2025/2026 UPDATE
COMPREHENSIVE QUESTIONS AND CORRECT
ANSWERS|GRADED A+/PASSED 100%
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Example of nonspecular red blood cells
reflector
What happens to spatial decreases
pulse length when
frequency increases?
Axial resolution is wavelength
dependent on?
Lateral resolution is beam diameter
dependent on?
Where does the beam of Fraunhofer zone
an unfocused transducer
diverge?
Reverberation artifacts are two or more strong reflecting surfaces
a result of
True/False: Grating lobes False
are essential for the
proper operation of a
linear phased array.
, True/False: Electronically False
steered scanners always
produce higher resolution
images than do
mechanically steered
scanners.
True/False: An annular True
array scanner uses
mechanical beam
steering.
True/False: A linear False
sequenced array cannot
be dynamically focused.
Which AIUM test object function
registration or B-mode utilizes all the groups of wires in
alignment the AIUM 100 mm test object?
Which AIUM test object function
utilizes the A group of wires in
axial resolution
the AIUM 100 mm test object?
Which AIUM test object function
utilizes the B group of wires in
lateral resolution
the AIUM 100 mm test object?
Which AIUM test object function
utilizes the D group of wires in
dead zone
the AIUM 100 mm test object?
Which AIUM test object function
utilizes the C or E groups of
depth calibration
wires in the AIUM 100 mm test
object?
COMPREHENSIVE QUESTIONS AND CORRECT
ANSWERS|GRADED A+/PASSED 100%
Save Groups
Example of nonspecular red blood cells
reflector
What happens to spatial decreases
pulse length when
frequency increases?
Axial resolution is wavelength
dependent on?
Lateral resolution is beam diameter
dependent on?
Where does the beam of Fraunhofer zone
an unfocused transducer
diverge?
Reverberation artifacts are two or more strong reflecting surfaces
a result of
True/False: Grating lobes False
are essential for the
proper operation of a
linear phased array.
, True/False: Electronically False
steered scanners always
produce higher resolution
images than do
mechanically steered
scanners.
True/False: An annular True
array scanner uses
mechanical beam
steering.
True/False: A linear False
sequenced array cannot
be dynamically focused.
Which AIUM test object function
registration or B-mode utilizes all the groups of wires in
alignment the AIUM 100 mm test object?
Which AIUM test object function
utilizes the A group of wires in
axial resolution
the AIUM 100 mm test object?
Which AIUM test object function
utilizes the B group of wires in
lateral resolution
the AIUM 100 mm test object?
Which AIUM test object function
utilizes the D group of wires in
dead zone
the AIUM 100 mm test object?
Which AIUM test object function
utilizes the C or E groups of
depth calibration
wires in the AIUM 100 mm test
object?