Spi practice Study guides, Class notes & Summaries

SPI Practice Test Questions with multiple choice ANSWERS CORRECTLY HIGHLIGHTED

SPI Practice (ARDMS A & B) Exam 79 Questions with Verified Answers C - CORRECT ANSWER What is dynamic aperture? A.aperture that varies with transmit frequency B.aperture that decreases as a function of time C.aperture that increases with increasing focal length D.aperture that changes as a function of frame rate A - CORRECT ANSWER to which acoustic variable is penetration depth inversely related? A.frequency B.wavelength C.period D.propagation speed B - CORRECT ANSWER which im...

SPI PRACTICE QUESTIONS with correct Answers highlighted 2023.

Sound waves are: - Answer longitudinal, mechanical The speed of sound in soft tissue is closest to: - Answer 1,500 m/s The frequency closest to the lower limit of ultrasound is: - Answer 15,000 Hz Which is not an acoustic variable? - Answer intensity The effects of soft tissue on ultrasound are called: - Answer acoustic propagation properties All of the following are true EXCEPT: - Answer two waves with identical frequencies must interfere constructively Put i...

ARDMS SPI Practice A & B exam |Q & A |ALREADY GRADED A+ |2024 UPDATE 1. C<ans) What is dynamic aperture? A. aperture that varies with transmit frequency B. aperture that decreases as a function of time C. aperture that increases with increasing focal length D.aperture that changes as a function of frame rate 2. A<ans) to which acoustic variable is penetration depth inversely related?A.frequency B.wavelength C.period D.propagation speed 3. B<ans) which imaging mode requires a...

SPI Practice (ARDMS A & B) Questions and Answers (2024/2025) (Verified Answers)

SPI Practice Test Graded A+ Which of the following do the source and the medium determine? a. duty factor b. frequency c. propagation speed d. axial resolution ️d. Axial resolution is affected by all of the following EXCEPT a. frequency b. damping c. spatial pulse length d. focusing ️d. Damping in a transducer a. reduces the number of cycles in a pulse and increases the quality factor b. increases the number of cycles in a pulse and increases penetration c. causes...

SPI PRACTICE QUESTIONS 2023/2024 Sound waves are: - ANSWER-longitudinal, mechanical The speed of sound in soft tissue is closest to: - ANSWER-1,500 m/s The frequency closest to the lower limit of ultrasound is: - ANSWER-15,000 Hz Which is not an acoustic variable? - ANSWER-intensity The effects of soft tissue on ultrasound are called: - ANSWER-acoustic propagation properties All of the following are true EXCEPT: - ANSWER-two waves with identical frequencies must interfere const...

SPI PRACTICE QUESTIONS AND ANSWERS 2023 Sound waves are: longitudinal, mechanical The speed of sound in soft tissue is closest to: 1,500 m/s The frequency closest to the lower limit of ultrasound is: 15,000 Hz Which is not an acoustic variable? intensity The effects of soft tissue on ultrasound are called: acoustic propagation properties All of the following are true EXCEPT: two waves with identical frequencies must interfere constructively Put in...

SPI Practice Questions All Answers Correct Sound waves are: ️longitudinal, mechanical The speed of sound in soft tissue is closest to: ️1,500 m/s The frequency closest to the lower limit of ultrasound is: ️15,000 Hz Which is not an acoustic variable? ️intensity The effects of soft tissue on ultrasound are called: ️acoustic propagation properties All of the following are true EXCEPT: ️two waves with identical frequencies must interfere constructively Put in decreasing ...