Spi mock exam 1 Study guides, Class notes & Summaries

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...

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...

URR mock exam 1 SPI questions & answers 2023/2024 ____ is defined as specific area or location where Doppler shift info is being obtained. A. spectral broadening B. nyquist limit C. sample volume D. spectral window - ANSWER-C. sample volume Spatial resolution is: A. the minimum reflector separation required to produce separate echos. B. highest with linear phased arrays. C. the weakest reflected signal the transducer can receive D. another term for slice thickness resolution - AN...

SPI MOCK EXAM REGISTRY EXAM E20 2023/2024 Explain time of flight - ANSWER-For every 13 microseconds of time of flight of a pulse, the reflector is 1 cm deeper in the tissue. Will a doppler shift be recorded if Red blood cell is moving perpendicular to the beam? - ANSWER-No, Decreasing the pulse repetition period leads to: - ANSWER-a decrease in the maximum depth that can be imaged If the PRP decreases, the PRF will ______ which means shorter pulses are emitted more quickly. - ANSWER-...

____ is defined as specific area or location where Doppler shift info is being obtained. A. spectral broadening B. nyquist limit C. sample volume D. spectral window -:- C. sample volume Spatial resolution is: A. the minimum reflector separation required to produce separate echos. B. highest with linear phased arrays. C. the weakest reflected signal the transducer can receive D. another term for slice thickness resolution -:- A. the minumum reflector separation required to produce ec...

Seams and Seam Finishes Exam Questions with Correct Answers Plain Seam - Answer-1 row of stitching 5/8 wide seam allowance pressed open backstitching to ends 10-12 spi only one row of sticking and raw edges so it is not that strong or durable workhorse of all seams and most commonly used Single welt seam - Answer-begins with a plain seam with seam allowance pressed to one side second row of stitching is then sewn on top of the seam allowance 1/4 away from original seam line WRSIDE...

Ultrasound Physics - Mock Exam Questions for SPI already verified 2023Which 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% W...

URR mock exam 1 SPI correct answers to pass 2023____ is defined as specific area or location where Doppler shift info is being obtained. A. spectral broadening B. nyquist limit C. sample volume D. spectral window C. sample volume Spatial resolution is: A. the minimum reflector separation required to produce separate echos. B. highest with linear phased arrays. C. the weakest reflected signal the transducer can receive D. another term for slice thickness resolution A. the minumum...