Chapter 8 Test

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1. Pulse repetition frequency is:

2. All of the following statements about pulse duration are true except:

3. A typical duty factor for clinical ultrasound imaging is approximately:

4. Destructive wave interference refers to:

5. The near field zone is also called the:

6. The near zone length can be increased by:

7. Axial resolution can be improved by:

8. The ability to distinguish two structures perpendicular to the ultrasound beam directions is:

9. Lateral resolution can be improved by:

10. When an adjacent object appears within another structure so that both appear to be in the same plane, this is due to:





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