Far zone beam divergence - Study guides, Class notes & Summaries

ARDMS - SPI Study Questions and Answers 2023 Which technique utilizes frequency modulation of the transmitted pulse to improve signal to noise ratio? spatial compounding Which angle of isonation to blood flow produces the maximum doppler shift? 180 degrees Which imaging mode requires two elements mounted side by side? continuous wave doppler What is a benefit of using contrast agents? increased amplitude of the returning dopplers What is the most common cause of ...

ARDMS - SPI Study Questions with Complete Solutions Which technique utilizes frequency modulation of the transmitted pulse to improve signal to noise ratio? spatial compounding Which angle of isonation to blood flow produces the maximum doppler shift? 180 degrees Which imaging mode requires two elements mounted side by side? continuous wave doppler What is a benefit of using contrast agents? increased amplitude of the returning dopplers What is the most common cause of localized vertical no...

ARDMS practice Test 100 Questions with Verified Answers Sonographers should be aware of work-related musculoskeletal disorders. Best practice while scanning is to avoid abducting the arm more than how many degrees? a. 50 b. 90 c. 30 d. 40 - CORRECT ANSWER c. 30 Which action demonstrates best practice during ultrasound exams regarding the ALARA principle? a. The exposure time should be extended during the exam. b. use the lowest possible output power that provides a diagnostic image. ...

the back-surface reflection. - ANSWER-1. The indication on the instrument display that represents the far boundary of material being tested is called: angulation. - ANSWER-2. In immersion testing, the position of the transducer is often varied by a manipulator to transmit sound into the test part at various angles to the front surface. Such a procedure is referred to as: coaxial cable - ANSWER-3. The technical name for the cable that connects the ultrasonic instrument to the transducer is:...

Which technique utilizes frequency modulation of the transmitted pulse to improve signal to noise ratio? - Answer- spatial compounding Which angle of isonation to blood flow produces the maximum doppler shift? - Answer- 180 degrees Which imaging mode requires two elements mounted side by side? - Answer- continuous wave doppler What is a benefit of using contrast agents? - Answer- increased amplitude of the returning dopplers What is the most common cause of localized vertical nonunif...

Which of the following do the source and the medium determine? a. duty factor b. frequency c. propagation speed d. axial resolution - correct answer d. Axial resolution is affected by all of the following EXCEPT a. frequency b. damping c. spatial pulse length d. focusing - correct answer 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 poor...

SPI Practice Test QUESTIONS AND ANSWERS Which of the following do the source and the medium determine? a. duty factor b. frequency c. propagation speed d. axial resolution - answersd. Axial resolution is affected by all of the following EXCEPT a. frequency b. damping c. spatial pulse length d. focusing - answersd. 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...

SPI Practice Test with complete solution 100% verified 2023Which 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 in...

SPI Practice Test Questions And Answers 2023 Verified!! Which of the following do the source and the medium determine? a. duty factor b. frequency c. propagation speed d. axial resolution - Answer d. Axial resolution is affected by all of the following EXCEPT a. frequency b. damping c. spatial pulse length d. focusing - Answer 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 incre...

SPI Practice Test Questions And Answers 2023 Verified!! Which of the following do the source and the medium determine? a. duty factor b. frequency c. propagation speed d. axial resolution - Answer d. Axial resolution is affected by all of the following EXCEPT a. frequency b. damping c. spatial pulse length d. focusing - Answer 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 incre...