OSCE and NBDHE Exam Quizz bank |1008
Questions Solved 100% Latest Update 2024
Questions Guide For Exams
what radiographic error occurs when the film is bent - ANSWER marks across film
Film is too dark - ANSWER too much time in developer
temperature too high
film too light - ANSWER not enough time in developer
What happens to a film that causes darker areas - ANSWER developing solution touches film
before processing
what happens to the film that causes light spots - ANSWER fixer before developer
yellow brown stains on film - ANSWER -insufficient fixing time/rinsing of
film - exhausted solution
,straight white border on a film is caused by - ANSWER developer cutoff causes by incomplete
immersion of film into developer
straight black border - ANSWER unfixed portion of film due to low level of fixer
outline border of another film - ANSWER Films stuck together in solutions
white spots on a film - ANSWER air bubbles trapped during processing or air bubbles
thin, black branching lines - ANSWER When opening a film packet quickly or before
touching another object in a carpeted office or during periods of low humidity, will result in:
shark fin in pan - ANSWER lead collar
Why are the mandibular incisors roots blurred - ANSWER chin tipped too far down
why are the maxillary incisor roots blurred - ANSWER chin tipped too far up
white straight opacity on pan - ANSWER slumping causing ghost spine
move patients feet forward
straight spine and lean back
shadow over maxillary teeth - ANSWER tongue not touching roof
airway shadow in an arch shape - ANSWER tongue not on roof
,anterior teeth thicker and wider - ANSWER chin placed behind the focal trough
reposition the chin forward bite at notch
skinny anterior teeth - ANSWER chin too forward
reposition the chin back
dark shadow on anterior - ANSWER not closing lips
median palatal suture is - ANSWER A thin radiolucent line between the maxillary central incisors
incisive foramen - ANSWER oval radiolucent
nasal septum is - ANSWER radiopaque
radiopaque triangle shape at median palatal suture where nasal septum and fossa meet -
ANSWER nasal spine
junction where the nasal fossa and the maxillary sinus
superior to the maxillary canine apex - ANSWER inverted Y
extension of medial pterygoid plate, hook like posterior to max tuberosity - ANSWER hamulus
, A U-shaped radiopacity seen in the maxillary posterior is the : - ANSWER zygomatic process
radiopaque triangular projection usually superimposed over maxillary tuberosity
finger - ANSWER coronoid process
circular radiopacities inferior to the central incisor apices . connect genioglossus and geniohyoid
- ANSWER genial tubercles
ridge of bone located on the anterior surface of the mandible
bilateral radiopaque lines, starting inferior to the premolar apices and extending anteriorly
on the midline - ANSWER mental ridge
Linear area of bone on external surface of mandible - ANSWER external oblique ridge
elevated long area on the internal surface of mandible. Radiopaque line running along
the premolar and molar apices. - ANSWER internal oblique ridge
nutrient canals on xray - ANSWER vertical thin radiolucent lines near the teeth
incipient caries - ANSWER lesion extends less than halfway through enamel
moderate caries - ANSWER extends more than halfway through the thickness of enamel
but does not involve the DEJ
advanced caries - ANSWER Penetrated through the enamel & into the dentin but not more
than halfway to the pulp
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