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Terms in this set (505)
What is described as the ability of an stiffness
object to resist compression and
relates to the hardness of a medium?
An increase in PRF would lead to an increase in DF
what has the higher propagation bone
speed? air, bone, soft tissue or water
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what has a lower propagation lung tissue
speed? water, soft tissue, bone or
lung tissue
as imaging depth increases, the PRF decrease
must
what law describes the amount of Snell's law
refraction that occurs at an
interface?
pressure is typically expressed in pascals
the typical range of frequency for 1 to 20 MHz
diagnostic ultrasound imaging is
the attenuation coefficient in soft one-half of the operating frequency
tissue is equal to
micro denotes millionth
what is described as the distance wavelength
over which one cycle occurs
what requires an oblique interface refraction
and a propagation speed mismatch
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areas of high pressure and density compressions
are referred to as
spl can be calculated by multiplying the number of cycles by the
wavelength
density is typically measured in Kilograms per centimeter cubed
as a sound wave travels through the attenuation
human body, the intensity of the
sound wave decreases as a result of
what is the total attenuation that 12 dB, attenuation= f/2 * pL
occurs if a 6 MHz sound beam
travels through 4 cm of soft tissue
as imaging depth increases, PRP increases
what are the units of df unitless
the percentage of time that the df
ultrasound system is producing
pulses of ultrasound describes the
density and propagation speed are inversely related
https://quizlet.com/1194055142/spi-exam-questions-already-verified-test-questions-answers-well-elaborated-100-verified-solutions-2026-latest-flash-c… 3/52
, 7/10/26, 8:38 AM SPI Exam Questions Already Verified Test | Questions & Answers, Well Elaborated | 100% Verified solutions |2026 Latest!! Flashcar…
what is determined by the sound wavelength
source and medium
what is defined as the number of prf
ultrasound pulses emitted in 1
second
what is defined as only the active pd
time
the intertia of the medium describes density
its
what is determined by the sound frequency
source only
if the angle of incidence is 40 less than 40 degrees
degrees, what is the angle of
transmission at the interface if
medium 1 has a propagation speed
of 1320 m/s and medium 2 has a
propagation speed of 1700 m/s
the change in the direction of the refraction
original sound wave that occurs
when sound interacts with two
different tissue types that have a
different propagation speed is
which of the following is an millimeters per microsecond
appropriate unit of measurement for
propagation speed
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SPI Exam Questions Already Verified Test |
Questions & Answers, Well Elaborated | 100%
Verified solutions |2026 Latest!!
Save Add to calendar
Terms in this set (505)
What is described as the ability of an stiffness
object to resist compression and
relates to the hardness of a medium?
An increase in PRF would lead to an increase in DF
what has the higher propagation bone
speed? air, bone, soft tissue or water
https://quizlet.com/1194055142/spi-exam-questions-already-verified-test-questions-answers-well-elaborated-100-verified-solutions-2026-latest-flash-c… 1/52
,7/10/26, 8:38 AM SPI Exam Questions Already Verified Test | Questions & Answers, Well Elaborated | 100% Verified solutions |2026 Latest!! Flashcar…
what has a lower propagation lung tissue
speed? water, soft tissue, bone or
lung tissue
as imaging depth increases, the PRF decrease
must
what law describes the amount of Snell's law
refraction that occurs at an
interface?
pressure is typically expressed in pascals
the typical range of frequency for 1 to 20 MHz
diagnostic ultrasound imaging is
the attenuation coefficient in soft one-half of the operating frequency
tissue is equal to
micro denotes millionth
what is described as the distance wavelength
over which one cycle occurs
what requires an oblique interface refraction
and a propagation speed mismatch
https://quizlet.com/1194055142/spi-exam-questions-already-verified-test-questions-answers-well-elaborated-100-verified-solutions-2026-latest-flash-c… 2/52
,7/10/26, 8:38 AM SPI Exam Questions Already Verified Test | Questions & Answers, Well Elaborated | 100% Verified solutions |2026 Latest!! Flashcar…
areas of high pressure and density compressions
are referred to as
spl can be calculated by multiplying the number of cycles by the
wavelength
density is typically measured in Kilograms per centimeter cubed
as a sound wave travels through the attenuation
human body, the intensity of the
sound wave decreases as a result of
what is the total attenuation that 12 dB, attenuation= f/2 * pL
occurs if a 6 MHz sound beam
travels through 4 cm of soft tissue
as imaging depth increases, PRP increases
what are the units of df unitless
the percentage of time that the df
ultrasound system is producing
pulses of ultrasound describes the
density and propagation speed are inversely related
https://quizlet.com/1194055142/spi-exam-questions-already-verified-test-questions-answers-well-elaborated-100-verified-solutions-2026-latest-flash-c… 3/52
, 7/10/26, 8:38 AM SPI Exam Questions Already Verified Test | Questions & Answers, Well Elaborated | 100% Verified solutions |2026 Latest!! Flashcar…
what is determined by the sound wavelength
source and medium
what is defined as the number of prf
ultrasound pulses emitted in 1
second
what is defined as only the active pd
time
the intertia of the medium describes density
its
what is determined by the sound frequency
source only
if the angle of incidence is 40 less than 40 degrees
degrees, what is the angle of
transmission at the interface if
medium 1 has a propagation speed
of 1320 m/s and medium 2 has a
propagation speed of 1700 m/s
the change in the direction of the refraction
original sound wave that occurs
when sound interacts with two
different tissue types that have a
different propagation speed is
which of the following is an millimeters per microsecond
appropriate unit of measurement for
propagation speed
https://quizlet.com/1194055142/spi-exam-questions-already-verified-test-questions-answers-well-elaborated-100-verified-solutions-2026-latest-flash-c… 4/52
