Ardms spi exam guide Study guides, Class notes & Summaries

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 attenuating structures wavele...

ARDMS SPI STUDY GUIDE 2023 trial exam review solution guide questions and answers material 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 i...

SPI Board Exam Review (GB) 600+ Complete Q&A (2022/2023.) __________ is the reciprocal of period. A. inverse period B. PRP C. frequency D. propagation speed - C. Frequency A bouquet has 30 flowers. The size of the bouquet is decreased by a factor of 3. How many flowers remain? A. 27 B. 0 C. 10 D. 15 - C. 10 A byte is composed of __ bits. A word is composed of ___ bytes. A. 2, 2 B. 8, 2 C. 16, 16 D. 8, 16 - B. 8, 2 (a string of eight bits of computer memory is a byte. Two b...

ARDMS SPI Exam Study Guide Exam| Complete Solution Which artifact is illustrated by this image? - CORRECT ANSWER-a) Shadowing b) Side Lobe c) Reverberation d) Mirroring What is increased if the pulse duration is decreased? - CORRECT ANSWER-a) Bandwidth b) Line Density c) Frame Rate d) Duty Factor

ARDMS SPI Study Guide Exam Questions & Answers 2023/2024 One reason why focused beams with low intensities are less likely to cause bioeffects is that a focused beam is less efficient in heating a large mass of tissue to a critical temperature. - ANSWER-True Typically, the sonographer can adjust the compression function of a receiver. - ANSWER-True Mean frequency is calculated from weighted sum of frequencies in the power spectrum. - ANSWER-True Refraction always occurs at the interf...

ARDMS SPI EXAM STUDY GUIDE 180 Questions with Verified Answers In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... - CORRECT ANSWER Remain the Same because stiffness and density affect Propagation Speed. What is the audible range? - CORRECT ANSWER 20-20,000Hz >20,000Hz=Ultrasound Frequency is measured in - CORRECT ANSWER Hertz (Hz) is Cycles per Second Not affected by sonographer Increase Frequency; Decrease Depth A period is t...