ARDMS SPI EXAM LATEST EXAM 2025 | ALL
QUESTIONS AND CORRECT ANSWERS (GRADED
A+) | VERIFIED ANSWERS | LATEST VERSION
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Terms in this set (106)
When the direction of the B) longitudinal wave
wave propagation is
parallel to the particle
motion of the medium, the
wave being transmitted is
called a:
A) surface wave.
B) longitudinal wave.
C) transverse wave.
D) non-linear sound.
If the sound beam D) Quartered
attenuated 6 dB, what will
happen to the overall
intensity?
A) Quadrupled
B) Doubled
C) Halved
D) Quartered
,Frequency increased from C) Halved
3 MHz to 6 MHz, what will
happen to wavelength?
A) Doubled
B) Quadrupled
C) Halved
D) Quartered
Intensity is equal to: A) power/area
A) power/area
B) propagation
speed/frequency
C) density x propagation
speed
D) area/power
5. What is important when A) Depth
selecting a transducer
frequency?
A) Depth
B) Power
C) Velocity
D) Propagation speed
6. Frequency is a factor in: B) tissue attenuation
A) impedance
B) tissue attenuation
C) propagation speed
D) tissue density
7. Which medium interface B) Organ to organ
will have the greatest
sound transmission?
A) Soft tissue to water
B) Organ to organ
C) Bone to organ
D) Lung to soft tissue
, 8. If there is a small A) There will be a small reflection
impedance mismatch
between two mediums,
what will result?
A) There will be a small
reflection
B) There will be a large
reflection
C) All sound will transmit
D) No sound will transmit
9. Which property of B) Impedance
sound is measured in
Rayls?
A) Intensity
B) Impedance
C) Density
D) Propagation speed
10. If sound energy is B) 3 dB
reduced by 50%, how
many decibels were lost?
A) 6 dB
B) 3 dB
C) 0 dB
D) 10 dB
11. To improve the quality D) Temporal resolution
of the motion during an
electrocardiogram, which
resolution should be
improved?
A) Transverse resolution
B) Lateral resolution
C) Axial resolution
D) Temporal resolution
QUESTIONS AND CORRECT ANSWERS (GRADED
A+) | VERIFIED ANSWERS | LATEST VERSION
Save
Terms in this set (106)
When the direction of the B) longitudinal wave
wave propagation is
parallel to the particle
motion of the medium, the
wave being transmitted is
called a:
A) surface wave.
B) longitudinal wave.
C) transverse wave.
D) non-linear sound.
If the sound beam D) Quartered
attenuated 6 dB, what will
happen to the overall
intensity?
A) Quadrupled
B) Doubled
C) Halved
D) Quartered
,Frequency increased from C) Halved
3 MHz to 6 MHz, what will
happen to wavelength?
A) Doubled
B) Quadrupled
C) Halved
D) Quartered
Intensity is equal to: A) power/area
A) power/area
B) propagation
speed/frequency
C) density x propagation
speed
D) area/power
5. What is important when A) Depth
selecting a transducer
frequency?
A) Depth
B) Power
C) Velocity
D) Propagation speed
6. Frequency is a factor in: B) tissue attenuation
A) impedance
B) tissue attenuation
C) propagation speed
D) tissue density
7. Which medium interface B) Organ to organ
will have the greatest
sound transmission?
A) Soft tissue to water
B) Organ to organ
C) Bone to organ
D) Lung to soft tissue
, 8. If there is a small A) There will be a small reflection
impedance mismatch
between two mediums,
what will result?
A) There will be a small
reflection
B) There will be a large
reflection
C) All sound will transmit
D) No sound will transmit
9. Which property of B) Impedance
sound is measured in
Rayls?
A) Intensity
B) Impedance
C) Density
D) Propagation speed
10. If sound energy is B) 3 dB
reduced by 50%, how
many decibels were lost?
A) 6 dB
B) 3 dB
C) 0 dB
D) 10 dB
11. To improve the quality D) Temporal resolution
of the motion during an
electrocardiogram, which
resolution should be
improved?
A) Transverse resolution
B) Lateral resolution
C) Axial resolution
D) Temporal resolution
