Spi mock - Study guides, Class notes & Summaries

SPI MOCK EXAM 163 Questions and MULTIPLE CHOICE Answers latest 2023.

SPI Mock Registry Exam A20 reflected signals must undergo compression b/c the _______ of reflected signals __________ the ability of the system to process/display that many signals, & it is important to maintain gray scale w/in range of _______ ___________. - ANSWER-range; exceeds; human vision the amount of compensation necessary for different echoes varies w/: - ANSWER-reflector depth when evaluating a suspected arterial stenosis, a Doppler angle of _____ degrees will produce the MOST...

SPI MOCK EXAM Questions With Verified Answers When the ELASTICITY of a medium is HIGH, the _____ is HIGH - stiffness - prop. speed - compressibility - reflectivity - answercompressibility What term describes the # of cycles that an acoustic variable completes in a second? - period - freq. - PRP - variable rate - answerfreq. What happens to venous flow return to the HEART when a person INHALES? - answerincreases What establishes the freq. of an US wave? - transducer - medium throu...

What is the best estimate of the distance that sound can travel in soft tissue in one second? - 1 yard - 100 yards - 1 mile - 10 miles - ️️1 mile Which of the following is NOT one of the physical processes that contributes to attenuation of US waves passing through soft tissue? - reflection - redirection of sound in many directions - focusing - conversion of acoustic energy to heat - ️️focusing What term describes the # of cycles that an acoustic variable completes in a secon...

When the ELASTICITY of a medium is HIGH, the _____ is HIGH - stiffness - prop. speed - compressibility - reflectivity -answers - compressibility What term describes the # of cycles that an acoustic variable completes in a second? - period - freq. - PRP - variable rate -answers - freq. What happens to venous flow return to the HEART when a person INHALES? -answers - increases What establishes the freq. of an US wave? - transducer - medium through which sound travels ...

SPI MOCK EXAM Questions and Correct Answers | Latest Update 2024/2025 | Graded A+ When the ELASTICITY of a medium is HIGH, the _____ is HIGH - stiffness - prop. speed - compressibility - reflectivity - Answer -compressibility What term describes the # of cycles that an acoustic variable completes in a second? - period - freq. - PRP - variable rate - Answer -freq.What happens to venous flow return to the HEART when a person INHALES? - Answer -increases What establishes the freq. of...

Reducing the likelihood of bioeffects from acoustic energy is the mission of the: A. Nyquist limit B. Reynolds number C. Huygens principle D. ALARA principle E. Poiseuille principle - ️️D. ALARA principle The number of cycles in a pulse directly related to the: A. Duty factor B. SPL C. operating frequency D. PRF E. propagation speed of the medium - ️️B. SPL The Doppler shift frequency is proportional to the: A. Cosine values B. Doppler angle C. Operatin...

ARDMS SPI MOCK EXAM QUESTIONS WITH VERIFIED ANSWERS ALREADY GRADED A+

SPI MOCK EXAM VERIFIED ANSWERS When the ELASTICITY of a medium is HIGH, the _____ is HIGH - stiffness - prop. speed - compressibility - reflectivity compressibility What term describes the # of cycles that an acoustic variable completes in a second? - period - freq. - PRP - variable rate freq. What happens to venous flow return to the HEART when a person INHALES? increases What establishes the freq. of an US wave? - transducer - medium through which sound travels - both - neit...

SPI Mock Exam C16 Questions & Answers 2023/2024 What is the period for a 5MHz transducer? - ANSWER-0.2 microseconds (5 MHz= 5,000,000 Hz period= 1/frequency period=1/5,000,000 Hz= 0. or 0.2 microseconds) If two calcifications are located side by side in the liver with a 3 mm distance between and the beam width is 6mm, how will the structures appear on the image? - ANSWER-as a single elongated horizontal reflection. ___________ occurs posterior to highly attenuating structures - ANS...