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DAVIES SPI: II. Physical Principles (20% of ARDMS) Exam with verified question and answers
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DAVIES SPI: II. Physical Principles (20% of ARDMS) Exam with verified question and answers 1. You have increased the transmit power while performing a pelvic ultrasound examination. This action increases which of the following? A. Penetration B. Acoustic power C. Image brightness D. Voltage applied to the transducer elements E. All of the above: E. All of the above 2. Attenuation of the sound beam increases with increasing: A. Path length B. Absorption C. Frequency D. Scattering and reflection E. All of the above: E. All of the above The attenuation coefficient is the degree of attenuation for each centimeter of sound propagation. Anything that increases attenuation will increase the attenuation coefficient
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