Spi mock exam Study guides, Class notes & Summaries

SPI mock exam 1

SPI mock exam questions & answers 2023/2024 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 - ANSWER-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 - ANSWER-B. SPL The Doppler shift frequency is proportional to the: ...

SPI MOCK EXAM QUESTIONS & ANSWERS 2023/2024 A transducer with which frequency would have the thickest element(s)? 2 MHz 3.5 MHz 5 MHz 7.5 MHz - ANSWER-7.5 MHz An ultrasound transducer converts: Electrical energy into light and heat Electrical energy into mechanical energy Mechanical energy into radiation Sound into ultrasound - ANSWER-Electrical energy into mechanical energy Which of the following can be changed by the operator? Frequency Wavelength Propagation speed Pulse r...

SPI MOCK EXAM QUESTIONS & ANSWERS 2024 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 an US wave? - transduc...

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

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...

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 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...

SPI Mock Exam E16 Questions & Answers 2023/2024 What phenomenon is described as the conversion of a pressure wave into electrical voltage - ANSWER-Piezoelectric effect Spatial compounding : - ANSWER-increases signal to noise ratio The range equation is used to determine the - ANSWER-distance to a reflector A large fatty mass is identified in the liver parenchyma. The diaphragm appears to have an irregular border and is difficult to assess in the area posterior to the mass. Why? - ANS...