Which of the following is the best and most appropriate action of a sonographer for infection control?

With a high Reynolds number you would expect to see ____.

Linear phased array scanners need no form of mechanical focusing because focusing is performed electronically.

_______ is a Rayleigh scatterer

Resistance to blood flow is primarily controlled by ___________

With which type of probes, lobes artifacts may not occur?

What part of the ultrasound system is responsible for changing the element function back and forth from transmit to receive?

Which statement is most accurate regarding resolution with a standard one-dimensional linear array transducer?

Two hundred (200) patients were examined by Bilateral Internal Carotid Arteries (ICA) Duplex Ultrasonography and Cerebral Angiography. Of these, 300 ICAs were correctly identified as being within normal limits, 80 ICAs were correctly identified as having significant stenosis, 15 ICAs were incorrectly considered to have significant stenosis by sonography and 5 ICAs were incorrectly considered to be within normal limits by sonography. The Sensitivity of ICAs Duplex is ________

Steering the color window to the right or to the left produces a(n) ____   frame rate.