Davies spi exam - Study guides, Class notes & Summaries

Davies SPI REVIEW Questions and Answers Already Passed What action below would be most in keeping with the ALARA principle while performing a diagnostic ultrasound examination? A: Allow multiple students to scan an obstetrical patient because the fetus is in a good position for imaging. B: Prolong the sonogram to make videos of the fetus for each family member. C: Complete the diagnostic scan in a timely fashion at the lowest output power that achieves a quality image. D: Maximize the acous...

Davies SPI REVIEW Questions and Answers 2023 What action below would be most in keeping with the ALARA principle while performing a diagnostic ultrasound examination? A: Allow multiple students to scan an obstetrical patient because the fetus is in a good position for imaging. B: Prolong the sonogram to make videos of the fetus for each family member. C: Complete the diagnostic scan in a timely fashion at the lowest output power that achieves a quality image. D: Maximize the acoustic output...

DAVIES SPI: III. Ultrasound Transducers (20% of ARDMS) Questions and Answers 2023 This image was obtained with a linear array transducer. The trapezoidal field of view increases the field of view. How is the trapezoidal shape created? See image for question #244 A. Electronic beam steering B. Side lobes C. Grating lobes D. Mechanically steering the elements E. Mirror A. Electronic beam steering <A trapezoidal image can be obtained with a linear array transducer by electronically ...

DAVIES SPI REVIEW: QUESTIONS AND ANSWERS FOR GUARANTEED SUCCESS Thermally induced biological effects should be preventable by avoiding a local tissue temperature increase exceeding: A: 1 degree C B: 4 degrees C C: 10 degrees C D: 95 degrees F E: None; thermal effects have no threshold. - ANSWERA: 1 degree C Which intensity descriptor has the lowest numerical value for the characterization of a pulsed-wave ultrasonic field? A: SATA B: SPTA C: SATP D: SPTP E: These intensi...

Davies! SPI QUESTIONS AND ANSWERS GRADED A When you adjust pulse repetition frequency, you are changing: Correct Answer: The number of pulses per second When sound strikes a specular reflector at an oblique angle, the angle of reflection is: Correct Answer: Equal to the angle of incidence Which of the following describes diffuse reflection? Correct Answer: The reflected beam is scattered in various directions Which sound beam frequency would exhibit the greatest intensity loss wit...

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