Spi ultrasound Study guides, Class notes & Summaries

SPI ARDMS EXAM |Q & A |ALREADY GRADED A+ |2024 UPDATE What type of wave is sound? Correct Ans ~ mechanical and longitudinal The frequency ranges for ultrasound are: Correct Ans ~ >20 kHz The speed of sound in soft tissue is: Correct Ans ~ 1540 m/s which of the following transducers fires the elements in groups? A. Linear sequenced array B. Phased array C. Continuous-wave transducer D. Single-element transducer Correct Ans ~ A Enhancement is caused by** Correct Ans ~ weakly attenuati...

SPI Ultrasound Registry Exam Review New Questions 2024 with 100% Correct Answers | Verified | Latest Update | 100% Pass | Already Graded A+ SPL wavelength x # of cycles With phased array transducers, the transmitted sound beam is steered by Varying the timing of pulses to the individual piezoelectric elements What type of wave is sound? mechanical and longitudinal The Frequency ranges for Ultrasound are: > 20,000 Hz (20kHz) The speed of sound in soft tissue is: 1540 m/s Linear sequence ...

What is frequency determined by? - The source, thickness of piezoelectric element and propagation speed to a lesser degree Thicker element is equal to ________ frequencies - Lower What is the reciprocal of frequency and what is the symbol - Period, T The time it takes for 1 cycle to occur - Period What is propagation speed determined by - Stiffness and density of the medium Propagation speed of sound through soft tissue - 1,540 m/s Increasing the stiffness of a tissue does what to the pro...

SPI ULTRASOUND REGISTRY REVIEW QUESTIONS AND ANSWERS GRADED A SPL wavelength x # of cycles With phased array transducers, the transmitted sound beam is steered by Varying the timing of pulses to the individual piezoelectric elements What type of wave is sound? mechanical and longitudinal The Frequency ranges for Ultrasound are: > 20,000 Hz (20kHz) The speed of sound in soft tissue is: 1540 m/s Linear sequence Array transducer that fires the elements in groups Unit for Wavelength is mill...

What do waves transfer from one location to another? - Energy Which of the following best describes sound waves? - Longitudinal, Mechanical wave As sound travels through a medium, what term best describes the effects of the medium on the sound wave? - Acoustic Propagation Properties Describe the term "Compression" - Squeezed Together Describe the term "Rarefraction" - Stretched Apart Name the 7 parameters that describe sound waves - ...

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...

What is frequency determined by? - ️️The source, thickness of piezoelectric element and propagation speed to a lesser degree Thicker element is equal to ________ frequencies - ️️Lower What is the reciprocal of frequency and what is the symbol - ️️Period, T The time it takes for 1 cycle to occur - ️️Period What is propagation speed determined by - ️️Stiffness and density of the medium Propagation speed of sound through soft tissue - ️️1,540 m/s Increasing...

What is frequency determined by? - Answer The source, thickness of piezoelectric element and propagation speed to a lesser degree Thicker element is equal to ________ frequencies - Answer Lower What is the reciprocal of frequency and what is the symbol - Answer Period, T The time it takes for 1 cycle to occur - Answer Period What is propagation speed determined by - Answer Stiffness and density of the medium Propagation speed of sound through soft tis...

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