What is dynamic aperture Study guides, Class notes & Summaries

SPI Practice (ARDMS A & B) Question with complete solution 2023C 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 to which acoustic variable is penetration depth inversely related? A.frequency B.wavelength C.period D.propagation speed B which imaging mode requires a broadband transducer? A.co...

PCNSA Exam 54 Questions with Verified Answers Threat Intelligence Cloud - CORRECT ANSWER Identifies and inspects all traffic to block known threats. Next Generation Firewall - CORRECT ANSWER Gathers, analyzes, correlates, and disseminates threats to and from network endpoints Advanced Endpoint Detection - CORRECT ANSWER Inspects processes and files to prevent known and unknown exploits Which firewall plane provides configuration, logging, and reporting functions on a separate process...

ARDMS Exam 69 Questions with Verified Answers Tendonitis of the thumb - CORRECT ANSWER de Quervain's disease - Gripping of transducer What is trigger finger? - CORRECT ANSWER inflammation of tendon sheath in the finger due to repeated gripping of the transducer What does the FDA do for ultrasound? - CORRECT ANSWER Regulates instruments according to application, output intensities, and TI/MI What does the AIUM recommend for ultrasound? - CORRECT ANSWER Prudent use of US in clinica...

SPI Practice (ARDMS A & B) Questions With 100% Complete Solutions.

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. ...

SPI ULTRASOUND REGISTRY REVIEW QUESTIONS AND ANSWERS GRADED A SPL wavelength x # of cycles With phased array transducers, the transmitted sound beam is steered by Varying the timing of pulses to the individual piezoelectric elements What type of wave is sound? mechanical and longitudinal The Frequency ranges for Ultrasound are: > 20,000 Hz (20kHz) The speed of sound in soft tissue is: 1540 m/s Linear sequence Array transducer that fires the elements in groups Unit for Wavelength is mill...

SDI Intro to Firearms Questions and Answers 100% Correct Running electrical, setting up an inspection with your local office, and remodeling are all considerations for what kind of gunsmithing shop? Outbuilding If a machine is in good working condition, making adjustments and taking measurements while the machine is running is completely acceptable. True or False? False If a customer enters your facility and discusses the type of round that was used to kill their deer, would you consider this...

PCNSA Exam 147 Questions with Verified Answers Threat Intelligence Cloud - CORRECT ANSWER Gather, analyzes, correlates, and disseminates threats to and from the network and endpoints located within the network Next-generation Firewall - CORRECT ANSWER Identifies and inspects all traffic to block know threats. Advanced Endpoint Protection - CORRECT ANSWER Inspects all Processes and files to prevents known and unknown exploits Which plane on a Palo Alto Networks Firewall provide config...

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 CORRECT ANSWERS: C to which acoustic variable is penetration depth inversely related? A.frequency B.wavelength C.period D.propagation speed CORRECT ANSWERS: A which imaging mode requires a broadband transducer? A.continuous wave doppler B.Pulsed wave do...

What type of air transportation is usually seen providing aerial views of popular sports games, such as football, golf, and baseball? Blimp What country produces more nuclear-generated electricity than any other country (which accounts for nearly 1/3 of the world's total)? United States William Kamkwamba utilized what energy source that brought electricity and running water to his neighborhood? Wind The most powerful hydroelectric project in the world is: China's Three...