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Questions and Answers
What is mirror image in ultrasound imaging?
What is mirror image in ultrasound imaging?
- The elimination of echoes due to strong reflectors
- The duplication of echoes on the other side of a very strong reflector (correct)
- The distortion of echoes caused by air-filled lungs
- The duplication of echoes within the same tissue
Why might we expect to see nothing superior to the diaphragm when imaging the right upper abdomen?
Why might we expect to see nothing superior to the diaphragm when imaging the right upper abdomen?
- The liver prevents sound from reaching the diaphragm
- The diaphragm does not allow sound to penetrate
- Normal air-filled lungs act as perfect reflectors of sound (correct)
- The spleen absorbs sound waves in this region
Why is the presence of mirror image artifact surprising when imaging the right upper abdomen?
Why is the presence of mirror image artifact surprising when imaging the right upper abdomen?
- Air-filled lungs should prevent sound from reaching the diaphragm (correct)
- The liver typically causes mirror image artifacts
- Sound waves cannot penetrate the diaphragm
- The diaphragm is not a strong reflector of sound
