The pw signal that is - Study guides, Class notes & Summaries

CCI ARDMS practice test Questions and answers, Graded A+, latest updates On an apical 4 chamber view, if you move the color Doppler sample box from the mitral level to the pulmonary veins, _______________. A. the PRF increases B. temporal resolution will increase C. the frame rate decreases D. the sample size should be increased for better pulmonary venous flow evaluation - c. the frame rate decreases Which of the following procedures can be performed during a left heart cathet...

Pulsatile Flow - Answer- Flow that Accelerates and decelerates w/ each cardiac cycle Infrasound - Answer- Below the range of human hearing, less that 20 Hz Audible Sound - Answer- The range of human hearing 20-20,000Hz ALARA - Answer- (as low as reasonably achievable) provides the least amount of energy exposure possible to the patient Compression - Answer- Squeezing signal amplitudes into a narrower range Ultrasound - Answer- Above the range of human hearing, greater than 20,000 ...

ARDMS Echo RDCS Board Registry practice Test 200 Questions with Verified Answers Which is the following is the typical treatment for advanced pericarditis? a. thoracentesis b. stent placement c. heart transplant d. pericardectomy - CORRECT ANSWER d When recording flow velocity on the LVOT, the: a. PW Doppler cursor should be placed distal to the aortic valve closure b. CW doppler should be placed parallel to the aortic valve closure c. CW doppler should be placed perpendicular to ...

White matter consists of what type of fiber tracts? - ANSWER-Axon of nerve fibers In the visual pathway, fibers anterior to the optic chiasm are called - ANSWER-Optic Nerves If a neurologist suspects nerve damage in a PTs neurological exam, he may order - ANSWER-Nerve conduction/EMG excitatory neurotransmitter - ANSWER-Glutamate The trigeminal nerve can be monitored from which muscle? - ANSWER-Masseter Damage to which structure would most likely result in motor deficits - ANSWER-Lateral ...

Adult Echocardiography Review Questions Correct Answers The PLAX view allows ID of all of the following wall segments EXCEPT: A. Basal and mid-interventricular septum B. Basal and mid-posterior wall of the LV C. Infero-lateral wall of the LV D. LV apex -Answer- D Wall segments that are visualized in the PSAX view of LV at papillary muscle level include all of the following EXCEPT: A. Anterior septum B. Anterior wall C. Antero-inferior wall D. Antero-lateral wall -Answer- C LV wall s...

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...

One reason why focused beams with low intensities are less likely to cause bioeffects is that a focused beam is less efficient in heating a large mass of tissue to a critical temperature. - Answer- True Typically, the sonographer can adjust the compression function of a receiver. - Answer- True Mean frequency is calculated from weighted sum of frequencies in the power spectrum. - Answer- True Refraction always occurs at the interface between two media when the propagation speeds of the ...

IBHRE QUESTIONS AND ANSWERS 2023 Lithium iodine battery V? 2.8V- not used for ICDs due to low peak power. Qmr Lithium Iodine/ silver V? 3.2V Qhr- used for ICDS Which is an example of a closed loop sensor? myocardial contractility and O2 stat Primary Sensor detects changes in normal physiologic responses Secondary detects internal changes from exercise- QT MV pH Tertiary detects changes as a result of exercise- piezo accelerometer The smaller the c...

Which artifact is illustrated by this image? - Answer- a) Shadowing b) Side Lobe c) Reverberation d) Mirroring What is increased if the pulse duration is decreased? - Answer- a) Bandwidth b) Line Density c) Frame Rate d) Duty Factor What is the most appropriate action for the sonographer to take when receiving a verbal order for an exam? - Answer- a) Deny performance of the exam until a written request is received b) Seek approval from supervisor c) Verbally repeat the request bac...

BUS 660 Topic 7 Assignment completed with correct Answers Problem 15-33 (Algorithmic) Kolkmeyer Manufacturing Company is considering adding two machines to its manufacturing operation. This addition will bring the number of machines to ten. The president of Kolkmeyer asked for a study of the need to add a second employee to the repair operation. The arrival rate is 0.07 machines per hour for each machine, and the service rate for each individual assigned to the repair operation is 0.6 ma...