1 radiographs Flashcards
what ages do 6,7,8 come in?
6,12,18
how many years does it take roots to form after eruption?
3 years
why is the crown of the 3’s always higher than the crown of the premolars when erupting?
they have the furthest to travel
where are pit and fissure caries?
occlusal or buccal
where are smooth surface caries?
interproximal, lingual, root
where are secondary/recurrent caries?
under restoration
how can caries be viewed visually?
wet or dry
how can caries be viewed radiographically?
film, digital, elective temporary tooth separation, fibroptic transillumination, electrical methods, laser fluorescence, calcivis
what does cervical burnout mimic?
root surface caries
how do you decide if it is root caries or cervical burnout?
root caries detected by instrument- diff feel
if image can be adjusted to not see radiolucency = cervical burnout
which radiograph is appropriate for periodontal pockets 4-5mm?
horizontal bitewings
which radiograph is appropriate for periodontal pockets greater than 6mm?
vertical bitewings and periapicals if bone not shown
when are periapicals used?
for suspected perio/endo lesions
what is used for an overview of all teeth?
panoramics, can be supplemented by periapicals
