Dental Nursing - Radiography 2025
- Must be covered with a barrier
- Cannot be sterilised
- Are sealed and waterproof -ansDigital x-ray sensors
"Development is random and can occur when exposed to any dose of radiation" refers to what? -ansStochastic effects
1. Switch power off if: x-ray m...
Dental Nursing - Radiography 2025
- Must be covered with a barrier
- Cannot be sterilised
- Are sealed and waterproof -ansDigital x-ray sensors
"Development is random and can occur when exposed to any dose of radiation" refers to what? -ansStochastic
effects
1. Switch power off if: x-ray machine seriously malfunctioning, smell of smoke or sudden problem
2. Carry out controlled shut down of equipment
3. Ensure no use of equipment by informing staff and notifying RPA/RPS.
These are all steps of the... -ansProcedure for managing an equipment failure
A dark film is caused by... -ansOverdeveloped
A faint image on a radiograph is caused by... -ansUnderdeveloped
A fogged film is caused by... -ansExposed to light before exposure
A lid should always cover the developing tank to prevent... -ansOxidisation
A parent brings her child into practice concerned that her upper canine teeth have not yet erupted, which
radiograph would be most likely used to locate these teeth? -ansAnterior occlusal
A partly blank film is caused by... -ansFilm partially immersed in developer solution
A patient attends surgery complaining of hot and cold sensitivity in the lower right quadrant. The dentist
suspects a carious lesion. Which radiograph is likely to confirm the diagnosis? -ansBitewing
, A patient attends surgery for a routine check up, and bitewings are required. The processing system is
automatic, which sequence will allow correct development of the bitewings? -ansDeveloper, wash, fixer
A patient has a left bitewing taken to determine if interproximal caries is present on the LL third molar. Upon
developing the image it becomes apparent that coning has occurred during exposure and the second and third
molars are missing. Which quality assurance rating would this be given? -ans3
A periapical radiograph is taken to show... -ansIndividual teeth
A periapical view with the apices off the film has been... -ansConed off
A Radiation Protection Advisor (RPA) and Radiation Protection Supervisor (RPS) are in compliance of... -ansIRR
1999
According to IRR 1999 the controlled area should be what distance from the machine head? -ans1.5 metres
According to IRR 1999 the safety zone should be what distance from the machine head? -ans2 metres
ALARP (As Low As Reasonably Practicable) -ansPrinciple of keeping radiation levels low
An alternative to using a bitewing holder to achieve a bitewing radiograph is... -ansSticky tabs
Anterior occlusal radiographs are often taken to check for salivary stones, palatal cysts and... -
ansSupernumerary teeth
As part of the regulations governing ionising radiation in the dental workplace, written information regarding
the controlled area must be kept on display at all machines. Which regulations does this follow? -ansQuality
Assurance Programme
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