Pulser and beam former Study guides, Class notes & Summaries

Edelman SPI review questions & Answers 2023. ______ is the distance covered by one cycle. a) pulse length b) wavelength c) cycle distance d) cycle duration ______ is the time to complete one cycle a) pulse duration b) pulse period c) period d) duration period ________ is a redirection of an ultrasound bean in many directions as a result of a rough boundary between two media: a) refraction b) Rayleigh Scattering c) scattering d) reflection _________ resolution is...

ARDMS SPI Exam Questions And Answers 100% All Verified Which gain will increase the risk of bioeffects? a. transmit b. receive c. gain d. overall gain - ANS-a. transmit Which of the following is considered the memory of an ultrasound instrument? a. pulser b. transducer c. receiver d. beam former e. digital scan converter f. display monitor - ANS-e. digital scan converter Spectral broadening suggest: a. laminar flow b. turbulent flow c. flow away from the transduc...

Two principles of operations: - Principle 1 of operations - Principle 2 of operations Principle 1 of operations: -The ultrasound machine operates and presents the information on the monitor. -There is a one-to-one correspondence between transmitting a pulse into the body and the echoes returning from that pulse and presenting it as a visible dot developing a scan line (one pulse at a time). Principle 1 of Operation: Repeating this ___________ times, would produce a single image...

The ultrasound PRF is equal to the voltage ______ repetition frequency of the pulser. Pulse Increased voltage amplitude produced by the pulser increases the ______ and _____ of ultrasound pulsed produced by the transducer. Amplitude, frequency Functions performed by the signal processor include ________, ________ and _________. Filtering, detection, compression Amplification increases all _______. Amplitudes ________ corrects for tissue attenuation. Compensation ...

ARDMS SPI EXAM LATEST REAL EXAM 150 QUESTIONS AND CORRECT ANSWERS|AGRADE Which gain will increase the risk of bioeffects? a. transmit b. receive c. gain d. overall gain correct answera. transmit Which of the following is considered the memory of an ultrasound instrument? a. pulser b. transducer c. receiver d. beam former e. digital scan converter f. display monitor correct answere. digital scan converter Spectral broadening suggest: a. laminar flow

What are the 6 major components of the ultrasound system? - ANSWER--Transducer -Pulser and beam former -Receiver -Display -Storage -Master synchronizer What do the Pulser and Beam former do? - ANSWER-Create and control the electrical signals sent to the transducer to generate sound pulses What does the Pulser determine? - ANSWER-Amplitude, PRP and PRF What happens when the Pulser's spike is set to LOW voltage? - ANSWER-Slight PZT vibration transmits weak sound beam--> Reflecte...

SPI Practice Questions Answers A Which of these terms means 'many gray shades'? A wide dynamic range B bistable C high contrast D highly compressed signal E few choices ️A wide dynamic range Which of the following will result in the highest mechanical index? A high intensity and high frequency B low frequency and high signal amplitude C low intensity and low frequency D high frequency and low power ️B low frequency and high signal amplitude mechanical index is inver...

ARDMS SPI Exam Questions and Multiple Choice Answers Which gain will increase the risk of bioeffects? a. transmit b. receive c. gain d. overall gain - CORRECT ANSWER-a. transmit Which of the following is considered the memory of an ultrasound instrument? a. pulser b. transducer c. receiver d. beam former e. digital scan converter f. display monitor - CORRECT ANSWER-e. digital scan converter Spectral broadening suggest: a. laminar flow b. turbulent flow c. flow away from the tra...

ARDMS SPI Exam Questions And Answers Latest Top Score. Which gain will increase the risk of bioeffects? a. transmit b. receive c. gain d. overall gain - correct answer. a. transmit Which of the following is considered the memory of an ultrasound instrument? a. pulser b. transducer c. receiver d. beam former e. digital scan converter f. display monitor - correct answer. e. digital scan converter Spectral broadening suggest: a. laminar flow b. turbulent flow c. ...

ARDMS SPI EXAM LATEST REAL EXAM 150 QUESTIONS AND CORRECT ANSWERS|AGRADE Multiple echoes, equally spaced originating from a gas bubble is called: a. comet tail b. ring down c. slice thickness artifact d. multipath - ANSWER>>b. ring down An increase in red blood cell velocity will_____ the Doppler Shift: a. increase b. decrease c. not change d. cannot be predicted - ANSWER>>a. increase The primary advantage of CW Doppler is: a. range resolution b. range discrimination c...