SPI - ARDMS Mock Exam 2022/2023 - Question And Answers

Which of the following describes the difference between side lobes and grating lobes? Correct Ans ~ Grating lobes are seen with arrays and side lobes are seen with single element probes Color Doppler is evaluated with what type of phantom? Correct Ans ~ Fluid filled phantom If the ultrasound image is too black and white, which of the following will add more levels gray to the image? Correct Ans ~ Decrease rejection levels If you obtain a peak velocity of 60 cm/s with the Doppler correction angle set to 0 degrees and it should have been set at 60 degrees, what is the actual velocity in the vessel? Correct Ans ~ 120 cm/s The matching layer for a transducer is usually made of plastic and is approximately _____________. Correct Ans