Compared with the real image of an object on a panoramic radiograph, its ghost image appears:
- Correct answer
On the opposite side, higher and more blurred
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On the same side, lower and sharper
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On the opposite side, lower and smaller
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On the same side, at the same height and the same size
This question is one of 15 in AFK practice: Oral medicine, pathology and radiology. Test yourself on all of them.
Practice quiz FlashcardsExplanations
Ghost images form from objects between the x-ray source and the centre of rotation; because the beam is angled upward, they project onto the opposite side, higher, larger (especially vertically) and blurred. They are never sharper than the real image.
Source: White and Pharoah's Oral Radiology — oneguy
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