Image Shift Principles Flashcards
when source moves up/down in VA shift, does the furthest or closest image move?
both move
when source moves up/down in VA shift, which moves the farthest?
furthest (from the film) moves farther
in horizontal angle shift: when x-ray moves distally, the image moves to the ____; does the furthest/closest move farther?
mesial, furthest from film moves farther
increasing horizontal angle moves the x-ray cone ____
distally
decreasing horizontal angle moves the x-ray cone _____
to the mesial/anteriorly
image moves ____ of the x-ray source
opposite
image of object furthest from ____ moves more than the object ____
furthest, closest
Do buccal or lingual images shift more in image shift principles?
buccal images
SLOB rule stands for…
Same Lingual Opp Buccal
In image shift principle, it APPPEARS that buccal images shifts ____ to source and lingual shifts ____ the source
opposite, with
mandibular periapical radiographs are taken at a _____ vertical angle
negative (ex: -10 degrees)
mandibular occlusal radiographs are taken at a ____ vertical angle
negative (ex: -10 degrees)
Mx periapical radiographs are taken at a ____ angle
positive (ex: 10 degrees)
Mx occlusal radiographs are taken at a ____ angle
positive (ex: 10 degrees)
bitewing radiographs are taken at a ____ angle
positive (ex: 10 degrees)
