SPI MOCK ACTUAL
LATEST 2025 EXAM
WITH QUESTIONS
AND CORRECT
VERIFIED
ANSWERS GRADED
A+
,Artifacts consisting of parallel equally spaced
lines are characteristic of:
A. Multipath
B. Grating lobes
C. Reverberation
D. Range ambiguity
E. Acoustic shadowing - ANSWER-C.
Reverberation
An increase in reflection amplitudes from
reflectors that lie behind a weakly attenuating
structure is called:
A. Comet tail artifact
B. Shadowing
C. Slice thickness artifact
D. Acoustic enhancement
E. Propagation speed error - ANSWER-D.
Acoustic enhancement
The ratio of the largest power to the smallest
power the ultrasound system can handle
describes:
,A. Amplitude
B. Bandwidth
C. Compensation
D. Dynamic range
E. Contrast resolution - ANSWER-D. Dynamic
range
Axial resolution directly related to the:
A. Penetrating depth
B. SPL
C. Temporal resolution
D. Tx diameter
E. Operating frequency - ANSWER-E.
Operating frequency
When voltage is applied to the piezoelectric
crystal, the crystal will:
A. Vibrate
B. Increase in size
C. Decrease in size
D. Remain unchanged
, E. Increase or decrease according to the
polarity - ANSWER-E. Increase or decrease
according to the polarity
The resistance of the arterioles accounts for
about what percentage of the total systemic
resistance?
A. 10%
B. 25%
C. 33%
D. 30%
E. 75% - ANSWER-D. 30%
Rayleigh scattering is most likely to occur when
encountering the:
A. Liver
B. Pleura
C. Diaphragm
D. RBC
E. Urinary bladder - ANSWER-D. RBC
Which color always represents the baseline in
color Doppler imaging?
LATEST 2025 EXAM
WITH QUESTIONS
AND CORRECT
VERIFIED
ANSWERS GRADED
A+
,Artifacts consisting of parallel equally spaced
lines are characteristic of:
A. Multipath
B. Grating lobes
C. Reverberation
D. Range ambiguity
E. Acoustic shadowing - ANSWER-C.
Reverberation
An increase in reflection amplitudes from
reflectors that lie behind a weakly attenuating
structure is called:
A. Comet tail artifact
B. Shadowing
C. Slice thickness artifact
D. Acoustic enhancement
E. Propagation speed error - ANSWER-D.
Acoustic enhancement
The ratio of the largest power to the smallest
power the ultrasound system can handle
describes:
,A. Amplitude
B. Bandwidth
C. Compensation
D. Dynamic range
E. Contrast resolution - ANSWER-D. Dynamic
range
Axial resolution directly related to the:
A. Penetrating depth
B. SPL
C. Temporal resolution
D. Tx diameter
E. Operating frequency - ANSWER-E.
Operating frequency
When voltage is applied to the piezoelectric
crystal, the crystal will:
A. Vibrate
B. Increase in size
C. Decrease in size
D. Remain unchanged
, E. Increase or decrease according to the
polarity - ANSWER-E. Increase or decrease
according to the polarity
The resistance of the arterioles accounts for
about what percentage of the total systemic
resistance?
A. 10%
B. 25%
C. 33%
D. 30%
E. 75% - ANSWER-D. 30%
Rayleigh scattering is most likely to occur when
encountering the:
A. Liver
B. Pleura
C. Diaphragm
D. RBC
E. Urinary bladder - ANSWER-D. RBC
Which color always represents the baseline in
color Doppler imaging?
