Amplitude prp and prf Study guides, Class notes & Summaries
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understanding ultrasound physics Exam Questions with Correct Answers
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acoustic variables - ANSWER-pressure, density, distance 
 
sound waves are identified by - ANSWER-oscillations in acoustic variables 
 
parameters - ANSWER-describe features of a sound wave 
 
power vs amplitude - ANSWER-power= amplitude^2 
 
intensity vs amplitude - ANSWER-intensity= amplitude^2 
 
pulse duration= - ANSWER-# cycles x period 
 
SPL= - ANSWER-# of cycles x wavelength 
 
PRP determined by - ANSWER-sound source and imaging depth 
 
PRP vs depth - ANSWER-direct 
 
PRF determined by ...
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ARDMS SPI Exam |Complete Questions with Correct Answers Graded A+
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ARDMS SPI Exam |Complete Questions with Correct Answers Graded A+ 
When the direction of the 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. 
B) longitudinal wave 
 
 
If the sound beam attenuated 6 dB, what will happen to the overall intensity? 
A) Quadrupled 
B) Doubled 
C) Halved 
D) Quartered 
D) Quartered 
 
 
Frequency increased from 3 MHz to 6 MHz,...
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understanding ultrasound physics Exam Questions with Latest Update 2024
- Exam (elaborations) • 11 pages • 2024
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acoustic variables - ANSWER-pressure, density, distance 
 
sound waves are identified by - ANSWER-oscillations in acoustic variables 
 
parameters - ANSWER-describe features of a sound wave 
 
power vs amplitude - ANSWER-power= amplitude^2 
 
intensity vs amplitude - ANSWER-intensity= amplitude^2 
 
pulse duration= - ANSWER-# cycles x period 
 
SPL= - ANSWER-# of cycles x wavelength 
 
PRP determined by - ANSWER-sound source and imaging depth 
 
PRP vs depth - ANSWER-direct 
 
PRF determined by ...
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Sonography Canada Core Review Correct 100%(graded A+)
- Exam (elaborations) • 11 pages • 2023
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f - ANSWER v/wavelength 
 
frequency - ANSWER number of cycles per second 
 
T - ANSWER 1/f 
 
Period - ANSWER length of time for one cycle 
 
1540 m/s - ANSWER speed of sound in soft tissue 
 
infrasound - ANSWER <20Hz 
 
audible sound - ANSWER 20Hz-20,000Hz 
 
ultrasound - ANSWER >20,000Hz 
 
c - ANSWER = root (bulk modulus/density) 
or 
=stiffness/density 
 
bulk modulus - ANSWER stress/strain 
 
I - ANSWER = P/a 
 
P - ANSWER = E/T 
 
Amplitude - ANSWER maximum deviation from normal 
 ...
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Sonography Canada Core Review Questions 100%accurate (rated A)
- Exam (elaborations) • 11 pages • 2023
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f -ANSWER v/wavelength 
 
frequency -ANSWER number of cycles per second 
 
T -ANSWER 1/f 
 
Period -ANSWER length of time for one cycle 
 
1540 m/s -ANSWER speed of sound in soft tissue 
 
infrasound -ANSWER <20Hz 
 
audible sound -ANSWER 20Hz-20,000Hz 
 
ultrasound -ANSWER >20,000Hz 
 
c -ANSWER = root (bulk modulus/density) 
or 
=stiffness/density 
 
bulk modulus -ANSWER stress/strain 
 
I -ANSWER = P/a 
 
P -ANSWER = E/T 
 
Amplitude -ANSWER maximum deviation from normal 
 
A -ANSWER = ...
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SPI Practice Questions Answers A
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SPI Practice Questions Answers A 
Which of these terms means 'many gray shades'? 
A wide dynamic range 
B bistable 
C high contrast 
D highly compressed signal 
E few choices ️A wide dynamic range 
Which of the following will result in the highest mechanical index? 
A high intensity and high frequency 
B low frequency and high signal amplitude 
C low intensity and low frequency 
D high frequency and low power ️B low frequency and high signal amplitude 
mechanical index is inver...
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Sonography Canada Core Review | questions and answers 2023/24
- Exam (elaborations) • 7 pages • 2023
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Sonography Canada Core Review | questions and answers 2023/24 
 
f - v/wavelength 
frequency - number of cycles per second 
T - 1/f 
Period - length of time for one cycle 
1540 m/s - speed of sound in soft tissue 
infrasound - <20Hz 
audible sound - 20Hz-20,000Hz 
ultrasound - >20,000Hz 
c - = root (bulk modulus/density) 
or 
=stiffness/density 
bulk modulus - stress/strain 
I - = P/a 
P - = E/T 
Amplitude - maximum deviation from normal 
A - = max-normal 
A^2 - proportional...
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Sonography Canada – Core Questions & Answers(rated A)
- Exam (elaborations) • 8 pages • 2023
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what is the I SPPA for mechanical bioeffects? -ANSWER 190W/cm^2 
 
what is the I SPTA for thermal bioeffects? -ANSWER 720mW/cm^2 
 
recommended MI for fetal scanning -ANSWER MI < 1.9 
 
recommended TI for fetal scanning -ANSWER TI < 0.7 
 
after what fetal age is safe to use PW doppler? -ANSWER 14 weeks 
 
what does ALARA stand for -ANSWER as low as reasonably achievable 
 
frequency -ANSWER # of cycles/second 
f = 1/p 
 
period -ANSWER time it takes for 1 cycle to occur (usec) 
P = 1/f 
 ...
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Sonography Canada Core Review Questions 100% Correct(GRADED A+)
- Exam (elaborations) • 11 pages • 2023
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Available in package deal
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- $11.49
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f -ANSWER v/wavelength 
 
frequency -ANSWER number of cycles per second 
 
T -ANSWER 1/f 
 
Period -ANSWER length of time for one cycle 
 
1540 m/s -ANSWER speed of sound in soft tissue 
 
infrasound -ANSWER <20Hz 
 
audible sound -ANSWER 20Hz-20,000Hz 
 
ultrasound -ANSWER >20,000Hz 
 
c -ANSWER = root (bulk modulus/density) 
or 
=stiffness/density 
 
bulk modulus -ANSWER stress/strain 
 
I -ANSWER = P/a 
 
P -ANSWER = E/T 
 
Amplitude -ANSWER maximum deviation from normal 
 
A -ANSWER = ...
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ARDMS SPI Exam |Complete Questions with Correct Answers Graded A+
- Exam (elaborations) • 16 pages • 2024
-
- $13.00
- + learn more
ARDMS SPI Exam |Complete Questions with Correct Answers Graded A+ 
When the direction of the 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. 
B) longitudinal wave 
 
 
If the sound beam attenuated 6 dB, what will happen to the overall intensity? 
A) Quadrupled 
B) Doubled 
C) Halved 
D) Quartered 
D) Quartered 
 
 
Frequency increased from 3 MHz to 6 MHz,...
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