ARDMS SPI Dumps (V8.02) – Sonography Principles and Instrumentation (ARDMS SPI) Exam Preparation

1. What causes color flash artifact?

2. Which statement describes the purpose of using a spectral Doppler wall filter?

3. Which artifact may be caused by incorrect color Dopplergain setting?

4. Which target group is used to evaluate transverse distance measurement accuracy in this tissue-mimicking phantom image?

5. Which adjustment will reduce the artifact in the cystic lesion in image A resulting in image B?

6. What is the primary reason to use compression?

7. Which resolution capability is most affected by spatial pulse length?

8. What is the function of M-mode?

9. Which factor has a positive effect on temporal resolution?

10. Which factor affects temporal resolution?

11. Which type of structure is best visualized with low persistence?

12. What is the relationship between overall gain and image brightness?

13. Which settings will lead to the highest temporal resolution?

14. Which parameters determine the propagation speed of sound in a medium?

15. Which target group in this image of a tissue-mimicking phantom is used for gray-scale evaluation?

16. What adjustment is needed to optimize the color in the image below?

17. What is the primary purpose of backing material in transducers?

18. During a color Doppler scan, which angle to flow would most likely result in no color being visualized?

19. In this image obtained from a tissue-mimicking phantom, which area of the sector is used to evaluate the dead zone?

20. Which resolution is degraded when utilizing multiple transmit focal zones?

21. Which color Doppler setting can be optimized to eliminate low-frequency Doppler shifts without having any effect on higher Doppler frequency shifts?

22. Which change improves temporal resolution during color flow imaging?

23. What does this image demonstrate?

24. Which artifact is seen as a result of an increase in echo amplitude in the tissue located distal to an anechoic structure?

25. What is an advantage of power Doppler over color Doppler?

26. What is effected by increasing the color scale?

27. Which change can be made in order to avoid exceeding the Nyquist limit?

28. What determines the resonant frequency of a pulsed wave transducer?

29. Which factor does a string phantom evaluate?

30. Which resolution is improved by focusing?

31. The calipers in this image measure which performance characteristic of a system?

32. In this image, which artifact is demonstrated?

33. What is a potential negative consequence of using a high wall filter?

34. During 3-D volume acquisition, the quality of the images is most dependent upon which factor?

35. What occurs when the pulse repetition frequency is less than twice the Doppler shift frequency?

36. A Doppler shift is 10,000 Hz at an angle of flow of 60 degrees.

What is the Doppler shift at 0 degrees?

37. Which unfocused transducer will have the greatest divergence?

38. What happens to the amount of attenuation if the path length is doubled?

39. Which type of resolution will be improved by decreasing the depth of field?

40. What improves the temporal resolution of color flow imaging?