Freqency - Study guides, Class notes & Summaries
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ARDMS SPI STUDY GUIDE QUESTIONS AND ANSWERS ALREADY PASSED
- Exam (elaborations) • 35 pages • 2023
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ARDMS SPI STUDY GUIDE QUESTIONS AND ANSWERS ALREADY PASSED 
In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... Remain the Same because stiffness and density affect Propagation Speed. 
What is the audible range? 20-20,000Hz 
>20,000Hz=Ultrasound 
Frequency is measured in Hertz (Hz) is Cycles per Second 
Not affected by sonographer 
Increase Frequency; Decrease Depth 
A period is the length of time it takes for one complete wavelength to pass a fixed poin...
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ARDMS (RVT) Ultrasound Vascular Registry Review Questions with 100% Correct answers
- Exam (elaborations) • 27 pages • 2023
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ARDMS (RVT) Ultrasound Vascular Registry Review Questions with 100% Correct answers 
 
Ultrasound Vascular Registry Review Questions with 100% 
Correct answers 
What is the first branch of the aortic arch? 
Innominate artery/ Brachiocephalic 
Name the three branches of the aortic arch? 
a. Innominate artery/ Brachiocephalic 
b. Lt CCA 
c. Lt Subclavian artery 
The radial artery runs on what side of the forearm? 
Lateral side 
The radial artery branches to form what part of the palmar arch? 
Supe...
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ARDMS SPI STUDY GUIDE Exam Questions With 100% Verified Answers
- Exam (elaborations) • 17 pages • 2024
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ARDMS SPI STUDY GUIDE Exam 
Questions With 100% Verified Answers 
In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... - 
answerRemain the Same because stiffness and density affect Propagation Speed. 
What is the audible range? - answer20-20,000Hz 
>20,000Hz=Ultrasound 
Frequency is measured in - answerHertz (Hz) 
is 
Cycles per Second 
Not affected by sonographer 
Increase Frequency; Decrease Depth 
A period is the length of time it takes for - answerone...
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ARDMS Breast Ultrasound Registry
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ARDMS Breast Ultrasound Registry Review Graded A+ 
ATTENUATION Reduction of Intensity and Amplitude of a Sound Wave 
ENHANCEMENT Increase in Echo Amplitude returning from regions lying beyond an object that causes 
little to no attenuation of the sound beam 
SHADOWING Reduction in Echo Amplitude distal to a strongly attenuating or reflecting structure. 
REAL TIME Real Time is the scanning and display of sonography images at a sufficiently rapid rate so 
that moving structures can be "Seen...
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ARDMS SPI STUDY GUIDE QUESTIONS AND ANSWERS 2023
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ARDMS SPI STUDY GUIDE QUESTIONS AND ANSWERS 2023 
In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... 
Remain the Same because stiffness and density affect Propagation Speed. 
 
 
 
What is the audible range? 
20-20,000Hz 
 
>20,000Hz=Ultrasound 
 
 
 
Frequency is measured in 
Hertz (Hz) 
is 
Cycles per Second 
 
Not affected by sonographer 
 
Increase Frequency; Decrease Depth 
 
 
 
A period is the length of time it takes for 
one complete wavelength ...
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Definitions for EEG – EEG Questions and Answers 2023
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Definitions for EEG – EEG Questions and Answers 2023 
Electroencephalogram 
An instrument that generates a record of the electrical activity of the brain by measuring electric potentials using electrodes attached to the scalp. 
 
 
 
Electroencephalograph 
A chart of the brain waves picked up by the electrodes placed on the scalp. 
 
 
 
10-20 System 
A system of electrode application on the scalp using identifiable skull landmarks as reference. 
 
Distributed using percentages of 10 and 20. 
...
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Reca 250 QUIZ 1 Questions And Answers With Verified Solutions Rated A+
- Exam (elaborations) • 7 pages • 2024
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Reca 250 QUIZ 1 Questions And Answers With Verified Solutions Rated A+
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SPI Practice Test Questions and Answers 2023
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SPI Practice Test Questions and Answers 2023 
Which of the following do the source and the medium determine? 
 
a. duty factor 
b. frequency 
c. propagation speed 
d. axial resolution 
d. 
 
 
 
Axial resolution is affected by all of the following EXCEPT 
 
a. frequency 
b. damping 
c. spatial pulse length 
d. focusing 
d. 
 
 
 
Damping in a transducer 
 
a. reduces the number of cycles in a pulse and increases the quality factor 
b. increases the number of cycles in a pulse and increases penet...
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ARDMS SPI STUDY GUIDE LATEST UPDATE 2023
- Exam (elaborations) • 14 pages • 2023
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ARDMS SPI STUDY GUIDE 
 
In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... - Remain the Same because stiffness and density affect Propagation Speed. 
 
What is the audible range? - 20-20,000Hz 
 
>20,000Hz=Ultrasound 
 
Frequency is measured in - Hertz (Hz) 
is 
Cycles per Second 
 
Not affected by sonographer 
 
Increase Frequency; Decrease Depth 
 
A period is the length of time it takes for - one complete wavelength to pass a fixed point 
 
PRP is...
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ARDMS SPI STUDY GUIDE LATEST UPDATED
- Exam (elaborations) • 15 pages • 2023
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In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... - Answer- Remain the Same because stiffness and density affect Propagation Speed. 
 
What is the audible range? - Answer- 20-20,000Hz 
 
>20,000Hz=Ultrasound 
 
Frequency is measured in - Answer- Hertz (Hz) 
is 
Cycles per Second 
 
Not affected by sonographer 
 
Increase Frequency; Decrease Depth 
 
A period is the length of time it takes for - Answer- one complete wavelength to pass a fixed point 
 ...
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