Ultrasound physics spi Study guides, Class notes & Summaries

During performance of an obstetric ultrasound exam, you adjust the system parameters to improve the image. Which of the following parameters would increase acoustic exposure? A. Increase receiver gain B. Increase TGC C. Increase frequency D. Increase transmit power E. Increase frame averaging (persistence) - Increase transmit power To minimize the risk of biologic effects of ultrasound to the fetus, which imaging mode tradeoff would be most applicable? - Use M-mode instead of pulsed-wave...

The Doppler effect is observed as a change in ________ And has units of _________. A. Amplitude, Watts B. power, Watts C. frequency, per second D. wavelength, millimeters - C. frequency, per second The Doppler effect is a change in a waves frequency when the sound source and the receiver of the sound are in motion relative to each other. frequency may be expressed as Hertz, Hz, cycles/sec, or per second. In clinical imaging, which reflectors produce most relevant Doppler shifts? A. Bloo...

Ultrasound Physics - Mock Exam Questions for SPI 2023/2024 Which of the following transducers will have the worst axial resolution? a. Vector array, 3 MHz b. Linear Sequential Array, 6 MHZ c. Linear Phased Array 7.5 MHZ d. Annular Array, 6 MHz - ANSWER-Vector array, 3 MHz A sound wave is traveling in the body and propagates from muscle to air. What percentage of the sound wave is most likely reflected at the muscle-air boundary? a. 0.5% b. 75% c. 25% d. 5% e. 99% - ANSWER-75% W...

The Doppler effect is observed as a change in ________ And has units of _________. A. Amplitude, Watts B. power, Watts C. frequency, per second D. wavelength, millimeters - C. frequency, per second The Doppler effect is a change in a waves frequency when the sound source and the receiver of the sound are in motion relative to each other. frequency may be expressed as Hertz, Hz, cycles/sec, or per second. In clinical imaging, which reflectors produce most relevant Doppler shifts? A. Bloo...

UNDERSTANDING ULTRASOUND PHYSICS - SPI EXAM QUESTIONS WITH ANSWERS

SPI Exam- Ultrasound Physics Summary. with complete solution

Ultrasound Physics - Mock Exam Questions for SPI questions with correct answers

Which of the following transducers will have the worst axial resolution? a. Vector array, 3 MHz b. Linear Sequential Array, 6 MHZ c. Linear Phased Array 7.5 MHZ d. Annular Array, 6 MHz - ️️Vector array, 3 MHz A sound wave is traveling in the body and propagates from muscle to air. What percentage of the sound wave is most likely reflected at the muscle-air boundary? a. 0.5% b. 75% c. 25% d. 5% e. 99% - ️️75% Which of the following lists is in decreasing order? a. mega, ki...

Ultrasound Physics - Mock Exam Questions for SPI Practice Questions and Answers (100% Pass)